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Finding the Fourth Proportional to 8,851.52, 13,277.28 and 3,651.68

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Solution

The fourth proportional to 8,851.52, 13,277.28 and 3,651.68 is: 5,477.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.52 : 13,277.28 = 3,651.68 : x
  2. Step 2: Convert to fraction form
    8,851.52/13,277.28 = 3,651.68/x
  3. Step 3: Cross multiply
    8,851.52x = 13,277.28 × 3,651.68
  4. Step 4: Simplify right side
    8,851.52x = 48,484,377.83
  5. Step 5: Solve for x
    x = 48,484,377.83/8,851.52
  6. Step 6: Final answer
    x = 5,477.52

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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.