Home / 9,276.48-13,910.40-3,432.96

Finding the Fourth Proportional to 9,276.48, 13,910.40 and 3,432.96

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Solution

The fourth proportional to 9,276.48, 13,910.40 and 3,432.96 is: 5,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.48 : 13,910.40 = 3,432.96 : x
  2. Step 2: Convert to fraction form
    9,276.48/13,910.40 = 3,432.96/x
  3. Step 3: Cross multiply
    9,276.48x = 13,910.40 × 3,432.96
  4. Step 4: Simplify right side
    9,276.48x = 47,753,846.78
  5. Step 5: Solve for x
    x = 47,753,846.78/9,276.48
  6. Step 6: Final answer
    x = 5,147.84

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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.