Home / 11,473.54-15,833.37-6,437.65

Finding the Fourth Proportional to 11,473.54, 15,833.37 and 6,437.65

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Solution

The fourth proportional to 11,473.54, 15,833.37 and 6,437.65 is: 8,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.54 : 15,833.37 = 6,437.65 : x
  2. Step 2: Convert to fraction form
    11,473.54/15,833.37 = 6,437.65/x
  3. Step 3: Cross multiply
    11,473.54x = 15,833.37 × 6,437.65
  4. Step 4: Simplify right side
    11,473.54x = 101,929,694.38
  5. Step 5: Solve for x
    x = 101,929,694.38/11,473.54
  6. Step 6: Final answer
    x = 8,883.89

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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.