Home / 3,617.16-5,426.28-1,669.92

Finding the Fourth Proportional to 3,617.16, 5,426.28 and 1,669.92

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Solution

The fourth proportional to 3,617.16, 5,426.28 and 1,669.92 is: 2,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.16 : 5,426.28 = 1,669.92 : x
  2. Step 2: Convert to fraction form
    3,617.16/5,426.28 = 1,669.92/x
  3. Step 3: Cross multiply
    3,617.16x = 5,426.28 × 1,669.92
  4. Step 4: Simplify right side
    3,617.16x = 9,061,453.50
  5. Step 5: Solve for x
    x = 9,061,453.50/3,617.16
  6. Step 6: Final answer
    x = 2,505.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.