Home / 3,617.13-4,990.77-2,497.71

Finding the Fourth Proportional to 3,617.13, 4,990.77 and 2,497.71

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Solution

The fourth proportional to 3,617.13, 4,990.77 and 2,497.71 is: 3,446.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.13 : 4,990.77 = 2,497.71 : x
  2. Step 2: Convert to fraction form
    3,617.13/4,990.77 = 2,497.71/x
  3. Step 3: Cross multiply
    3,617.13x = 4,990.77 × 2,497.71
  4. Step 4: Simplify right side
    3,617.13x = 12,465,496.14
  5. Step 5: Solve for x
    x = 12,465,496.14/3,617.13
  6. Step 6: Final answer
    x = 3,446.24

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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.