Home / 10,104.60-13,942.72-6,325.92

Finding the Fourth Proportional to 10,104.60, 13,942.72 and 6,325.92

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Solution

The fourth proportional to 10,104.60, 13,942.72 and 6,325.92 is: 8,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.60 : 13,942.72 = 6,325.92 : x
  2. Step 2: Convert to fraction form
    10,104.60/13,942.72 = 6,325.92/x
  3. Step 3: Cross multiply
    10,104.60x = 13,942.72 × 6,325.92
  4. Step 4: Simplify right side
    10,104.60x = 88,200,531.30
  5. Step 5: Solve for x
    x = 88,200,531.30/10,104.60
  6. Step 6: Final answer
    x = 8,728.75

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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.