Home / 3,557.07-5,332.35-1,581.66

Finding the Fourth Proportional to 3,557.07, 5,332.35 and 1,581.66

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Solution

The fourth proportional to 3,557.07, 5,332.35 and 1,581.66 is: 2,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.07 : 5,332.35 = 1,581.66 : x
  2. Step 2: Convert to fraction form
    3,557.07/5,332.35 = 1,581.66/x
  3. Step 3: Cross multiply
    3,557.07x = 5,332.35 × 1,581.66
  4. Step 4: Simplify right side
    3,557.07x = 8,433,964.70
  5. Step 5: Solve for x
    x = 8,433,964.70/3,557.07
  6. Step 6: Final answer
    x = 2,371.04

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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.