Home / 11,473.30-15,833.91-6,437.87

Finding the Fourth Proportional to 11,473.30, 15,833.91 and 6,437.87

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Solution

The fourth proportional to 11,473.30, 15,833.91 and 6,437.87 is: 8,884.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.30 : 15,833.91 = 6,437.87 : x
  2. Step 2: Convert to fraction form
    11,473.30/15,833.91 = 6,437.87/x
  3. Step 3: Cross multiply
    11,473.30x = 15,833.91 × 6,437.87
  4. Step 4: Simplify right side
    11,473.30x = 101,936,654.17
  5. Step 5: Solve for x
    x = 101,936,654.17/11,473.30
  6. Step 6: Final answer
    x = 8,884.68

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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.