Home / 7,431.60-11,148.47-3,966.96

Finding the Fourth Proportional to 7,431.60, 11,148.47 and 3,966.96

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Solution

The fourth proportional to 7,431.60, 11,148.47 and 3,966.96 is: 5,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.60 : 11,148.47 = 3,966.96 : x
  2. Step 2: Convert to fraction form
    7,431.60/11,148.47 = 3,966.96/x
  3. Step 3: Cross multiply
    7,431.60x = 11,148.47 × 3,966.96
  4. Step 4: Simplify right side
    7,431.60x = 44,225,488.73
  5. Step 5: Solve for x
    x = 44,225,488.73/7,431.60
  6. Step 6: Final answer
    x = 5,951.01

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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.