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Finding the Fourth Proportional to 7,695.53, 11,545.88 and 3,254.25

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Solution

The fourth proportional to 7,695.53, 11,545.88 and 3,254.25 is: 4,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.53 : 11,545.88 = 3,254.25 : x
  2. Step 2: Convert to fraction form
    7,695.53/11,545.88 = 3,254.25/x
  3. Step 3: Cross multiply
    7,695.53x = 11,545.88 × 3,254.25
  4. Step 4: Simplify right side
    7,695.53x = 37,573,163.72
  5. Step 5: Solve for x
    x = 37,573,163.72/7,695.53
  6. Step 6: Final answer
    x = 4,882.47

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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.