Home / 6,529.92-9,011.35-3,545.78

Finding the Fourth Proportional to 6,529.92, 9,011.35 and 3,545.78

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Solution

The fourth proportional to 6,529.92, 9,011.35 and 3,545.78 is: 4,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.92 : 9,011.35 = 3,545.78 : x
  2. Step 2: Convert to fraction form
    6,529.92/9,011.35 = 3,545.78/x
  3. Step 3: Cross multiply
    6,529.92x = 9,011.35 × 3,545.78
  4. Step 4: Simplify right side
    6,529.92x = 31,952,264.60
  5. Step 5: Solve for x
    x = 31,952,264.60/6,529.92
  6. Step 6: Final answer
    x = 4,893.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.