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Finding the Fourth Proportional to 7,250.65, 10,852.89 and 5,773.21

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Solution

The fourth proportional to 7,250.65, 10,852.89 and 5,773.21 is: 8,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.65 : 10,852.89 = 5,773.21 : x
  2. Step 2: Convert to fraction form
    7,250.65/10,852.89 = 5,773.21/x
  3. Step 3: Cross multiply
    7,250.65x = 10,852.89 × 5,773.21
  4. Step 4: Simplify right side
    7,250.65x = 62,656,013.08
  5. Step 5: Solve for x
    x = 62,656,013.08/7,250.65
  6. Step 6: Final answer
    x = 8,641.43

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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.