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Finding the Fourth Proportional to 9,225.52, 12,731.20 and 5,033.77

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Solution

The fourth proportional to 9,225.52, 12,731.20 and 5,033.77 is: 6,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.52 : 12,731.20 = 5,033.77 : x
  2. Step 2: Convert to fraction form
    9,225.52/12,731.20 = 5,033.77/x
  3. Step 3: Cross multiply
    9,225.52x = 12,731.20 × 5,033.77
  4. Step 4: Simplify right side
    9,225.52x = 64,085,932.62
  5. Step 5: Solve for x
    x = 64,085,932.62/9,225.52
  6. Step 6: Final answer
    x = 6,946.59

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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.