Home / 3,996.76-5,513.46-2,506.36

Finding the Fourth Proportional to 3,996.76, 5,513.46 and 2,506.36

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Solution

The fourth proportional to 3,996.76, 5,513.46 and 2,506.36 is: 3,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.76 : 5,513.46 = 2,506.36 : x
  2. Step 2: Convert to fraction form
    3,996.76/5,513.46 = 2,506.36/x
  3. Step 3: Cross multiply
    3,996.76x = 5,513.46 × 2,506.36
  4. Step 4: Simplify right side
    3,996.76x = 13,818,715.61
  5. Step 5: Solve for x
    x = 13,818,715.61/3,996.76
  6. Step 6: Final answer
    x = 3,457.48

Related Problems

Find fourth proportional to 1,998.38, 2,756.73 and 1,253.18
Half scale
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Double scale
Find fourth proportional to 3,997.76, 5,514.84 and 2,507.36
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.