Home / 4,090.84-5,645.46-2,518.84

Finding the Fourth Proportional to 4,090.84, 5,645.46 and 2,518.84

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Solution

The fourth proportional to 4,090.84, 5,645.46 and 2,518.84 is: 3,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.84 : 5,645.46 = 2,518.84 : x
  2. Step 2: Convert to fraction form
    4,090.84/5,645.46 = 2,518.84/x
  3. Step 3: Cross multiply
    4,090.84x = 5,645.46 × 2,518.84
  4. Step 4: Simplify right side
    4,090.84x = 14,220,010.47
  5. Step 5: Solve for x
    x = 14,220,010.47/4,090.84
  6. Step 6: Final answer
    x = 3,476.06

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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.