Home / 6,142.68-9,207.74-2,443.88

Finding the Fourth Proportional to 6,142.68, 9,207.74 and 2,443.88

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Solution

The fourth proportional to 6,142.68, 9,207.74 and 2,443.88 is: 3,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.68 : 9,207.74 = 2,443.88 : x
  2. Step 2: Convert to fraction form
    6,142.68/9,207.74 = 2,443.88/x
  3. Step 3: Cross multiply
    6,142.68x = 9,207.74 × 2,443.88
  4. Step 4: Simplify right side
    6,142.68x = 22,502,611.63
  5. Step 5: Solve for x
    x = 22,502,611.63/6,142.68
  6. Step 6: Final answer
    x = 3,663.32

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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.