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Finding the Fourth Proportional to 8,037.12, 12,056.76 and 7,551.12

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Solution

The fourth proportional to 8,037.12, 12,056.76 and 7,551.12 is: 11,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.12 : 12,056.76 = 7,551.12 : x
  2. Step 2: Convert to fraction form
    8,037.12/12,056.76 = 7,551.12/x
  3. Step 3: Cross multiply
    8,037.12x = 12,056.76 × 7,551.12
  4. Step 4: Simplify right side
    8,037.12x = 91,042,041.57
  5. Step 5: Solve for x
    x = 91,042,041.57/8,037.12
  6. Step 6: Final answer
    x = 11,327.69

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Double scale
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Similar ratio
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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.