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Finding the Fourth Proportional to 7,502.88, 11,255.54 and 2,308.76

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Solution

The fourth proportional to 7,502.88, 11,255.54 and 2,308.76 is: 3,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.88 : 11,255.54 = 2,308.76 : x
  2. Step 2: Convert to fraction form
    7,502.88/11,255.54 = 2,308.76/x
  3. Step 3: Cross multiply
    7,502.88x = 11,255.54 × 2,308.76
  4. Step 4: Simplify right side
    7,502.88x = 25,986,340.53
  5. Step 5: Solve for x
    x = 25,986,340.53/7,502.88
  6. Step 6: Final answer
    x = 3,463.52

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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.