Home / 7,966.08-11,933.36-5,461.12

Finding the Fourth Proportional to 7,966.08, 11,933.36 and 5,461.12

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Solution

The fourth proportional to 7,966.08, 11,933.36 and 5,461.12 is: 8,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.08 : 11,933.36 = 5,461.12 : x
  2. Step 2: Convert to fraction form
    7,966.08/11,933.36 = 5,461.12/x
  3. Step 3: Cross multiply
    7,966.08x = 11,933.36 × 5,461.12
  4. Step 4: Simplify right side
    7,966.08x = 65,169,510.96
  5. Step 5: Solve for x
    x = 65,169,510.96/7,966.08
  6. Step 6: Final answer
    x = 8,180.88

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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.