Home / 8,253.51-11,389.78-4,476.76

Finding the Fourth Proportional to 8,253.51, 11,389.78 and 4,476.76

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Solution

The fourth proportional to 8,253.51, 11,389.78 and 4,476.76 is: 6,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.51 : 11,389.78 = 4,476.76 : x
  2. Step 2: Convert to fraction form
    8,253.51/11,389.78 = 4,476.76/x
  3. Step 3: Cross multiply
    8,253.51x = 11,389.78 × 4,476.76
  4. Step 4: Simplify right side
    8,253.51x = 50,989,311.51
  5. Step 5: Solve for x
    x = 50,989,311.51/8,253.51
  6. Step 6: Final answer
    x = 6,177.89

Related Problems

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Half scale
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Double scale
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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.