Home / 9,731.45-13,430.39-5,957.11

Finding the Fourth Proportional to 9,731.45, 13,430.39 and 5,957.11

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Solution

The fourth proportional to 9,731.45, 13,430.39 and 5,957.11 is: 8,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.45 : 13,430.39 = 5,957.11 : x
  2. Step 2: Convert to fraction form
    9,731.45/13,430.39 = 5,957.11/x
  3. Step 3: Cross multiply
    9,731.45x = 13,430.39 × 5,957.11
  4. Step 4: Simplify right side
    9,731.45x = 80,006,213.64
  5. Step 5: Solve for x
    x = 80,006,213.64/9,731.45
  6. Step 6: Final answer
    x = 8,221.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.