Home / 3,545.64-5,322.24-2,315.52

Finding the Fourth Proportional to 3,545.64, 5,322.24 and 2,315.52

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Solution

The fourth proportional to 3,545.64, 5,322.24 and 2,315.52 is: 3,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.64 : 5,322.24 = 2,315.52 : x
  2. Step 2: Convert to fraction form
    3,545.64/5,322.24 = 2,315.52/x
  3. Step 3: Cross multiply
    3,545.64x = 5,322.24 × 2,315.52
  4. Step 4: Simplify right side
    3,545.64x = 12,323,753.16
  5. Step 5: Solve for x
    x = 12,323,753.16/3,545.64
  6. Step 6: Final answer
    x = 3,475.75

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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.