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Finding the Fourth Proportional to 7,517.08, 11,275.08 and 3,357.46

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Solution

The fourth proportional to 7,517.08, 11,275.08 and 3,357.46 is: 5,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.08 : 11,275.08 = 3,357.46 : x
  2. Step 2: Convert to fraction form
    7,517.08/11,275.08 = 3,357.46/x
  3. Step 3: Cross multiply
    7,517.08x = 11,275.08 × 3,357.46
  4. Step 4: Simplify right side
    7,517.08x = 37,855,630.10
  5. Step 5: Solve for x
    x = 37,855,630.10/7,517.08
  6. Step 6: Final answer
    x = 5,035.95

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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.