Home / 3,723.16-5,585.01-1,257.16

Finding the Fourth Proportional to 3,723.16, 5,585.01 and 1,257.16

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Solution

The fourth proportional to 3,723.16, 5,585.01 and 1,257.16 is: 1,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.16 : 5,585.01 = 1,257.16 : x
  2. Step 2: Convert to fraction form
    3,723.16/5,585.01 = 1,257.16/x
  3. Step 3: Cross multiply
    3,723.16x = 5,585.01 × 1,257.16
  4. Step 4: Simplify right side
    3,723.16x = 7,021,251.17
  5. Step 5: Solve for x
    x = 7,021,251.17/3,723.16
  6. Step 6: Final answer
    x = 1,885.83

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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.