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Finding the Fourth Proportional to 9,671.94, 14,508.92 and 4,125.87

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Solution

The fourth proportional to 9,671.94, 14,508.92 and 4,125.87 is: 6,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671.94 : 14,508.92 = 4,125.87 : x
  2. Step 2: Convert to fraction form
    9,671.94/14,508.92 = 4,125.87/x
  3. Step 3: Cross multiply
    9,671.94x = 14,508.92 × 4,125.87
  4. Step 4: Simplify right side
    9,671.94x = 59,861,917.76
  5. Step 5: Solve for x
    x = 59,861,917.76/9,671.94
  6. Step 6: Final answer
    x = 6,189.24

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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.