Home / 3,723.39-5,585.90-1,126.13

Finding the Fourth Proportional to 3,723.39, 5,585.90 and 1,126.13

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Solution

The fourth proportional to 3,723.39, 5,585.90 and 1,126.13 is: 1,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.39 : 5,585.90 = 1,126.13 : x
  2. Step 2: Convert to fraction form
    3,723.39/5,585.90 = 1,126.13/x
  3. Step 3: Cross multiply
    3,723.39x = 5,585.90 × 1,126.13
  4. Step 4: Simplify right side
    3,723.39x = 6,290,416.01
  5. Step 5: Solve for x
    x = 6,290,416.01/3,723.39
  6. Step 6: Final answer
    x = 1,689.43

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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.