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Finding the Fourth Proportional to 3,727.92, 5,583.24 and 3,598.32

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Solution

The fourth proportional to 3,727.92, 5,583.24 and 3,598.32 is: 5,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.92 : 5,583.24 = 3,598.32 : x
  2. Step 2: Convert to fraction form
    3,727.92/5,583.24 = 3,598.32/x
  3. Step 3: Cross multiply
    3,727.92x = 5,583.24 × 3,598.32
  4. Step 4: Simplify right side
    3,727.92x = 20,090,284.16
  5. Step 5: Solve for x
    x = 20,090,284.16/3,727.92
  6. Step 6: Final answer
    x = 5,389.14

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1.5x scale

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.