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Finding the Fourth Proportional to 8,733.69, 12,052.40 and 4,754.90

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Solution

The fourth proportional to 8,733.69, 12,052.40 and 4,754.90 is: 6,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.69 : 12,052.40 = 4,754.90 : x
  2. Step 2: Convert to fraction form
    8,733.69/12,052.40 = 4,754.90/x
  3. Step 3: Cross multiply
    8,733.69x = 12,052.40 × 4,754.90
  4. Step 4: Simplify right side
    8,733.69x = 57,307,963.12
  5. Step 5: Solve for x
    x = 57,307,963.12/8,733.69
  6. Step 6: Final answer
    x = 6,561.71

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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.