Home / 3,617.13-5,416.98-1,763.71

Finding the Fourth Proportional to 3,617.13, 5,416.98 and 1,763.71

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Solution

The fourth proportional to 3,617.13, 5,416.98 and 1,763.71 is: 2,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.13 : 5,416.98 = 1,763.71 : x
  2. Step 2: Convert to fraction form
    3,617.13/5,416.98 = 1,763.71/x
  3. Step 3: Cross multiply
    3,617.13x = 5,416.98 × 1,763.71
  4. Step 4: Simplify right side
    3,617.13x = 9,553,981.80
  5. Step 5: Solve for x
    x = 9,553,981.80/3,617.13
  6. Step 6: Final answer
    x = 2,641.32

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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.