Home / 10,434.82-15,659.01-4,517.48

Finding the Fourth Proportional to 10,434.82, 15,659.01 and 4,517.48

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Solution

The fourth proportional to 10,434.82, 15,659.01 and 4,517.48 is: 6,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.82 : 15,659.01 = 4,517.48 : x
  2. Step 2: Convert to fraction form
    10,434.82/15,659.01 = 4,517.48/x
  3. Step 3: Cross multiply
    10,434.82x = 15,659.01 × 4,517.48
  4. Step 4: Simplify right side
    10,434.82x = 70,739,186.20
  5. Step 5: Solve for x
    x = 70,739,186.20/10,434.82
  6. Step 6: Final answer
    x = 6,779.15

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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.