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Finding the Fourth Proportional to 5,265.95, 7,266.17 and 3,275.78

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Solution

The fourth proportional to 5,265.95, 7,266.17 and 3,275.78 is: 4,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.95 : 7,266.17 = 3,275.78 : x
  2. Step 2: Convert to fraction form
    5,265.95/7,266.17 = 3,275.78/x
  3. Step 3: Cross multiply
    5,265.95x = 7,266.17 × 3,275.78
  4. Step 4: Simplify right side
    5,265.95x = 23,802,346.22
  5. Step 5: Solve for x
    x = 23,802,346.22/5,265.95
  6. Step 6: Final answer
    x = 4,520.05

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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.