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Finding the Fourth Proportional to 8,751.07, 12,062.70 and 7,332.25

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Solution

The fourth proportional to 8,751.07, 12,062.70 and 7,332.25 is: 10,106.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.07 : 12,062.70 = 7,332.25 : x
  2. Step 2: Convert to fraction form
    8,751.07/12,062.70 = 7,332.25/x
  3. Step 3: Cross multiply
    8,751.07x = 12,062.70 × 7,332.25
  4. Step 4: Simplify right side
    8,751.07x = 88,446,671.76
  5. Step 5: Solve for x
    x = 88,446,671.76/8,751.07
  6. Step 6: Final answer
    x = 10,106.96

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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.