Home / 6,672.40-10,008.66-2,289.88

Finding the Fourth Proportional to 6,672.40, 10,008.66 and 2,289.88

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Solution

The fourth proportional to 6,672.40, 10,008.66 and 2,289.88 is: 3,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.40 : 10,008.66 = 2,289.88 : x
  2. Step 2: Convert to fraction form
    6,672.40/10,008.66 = 2,289.88/x
  3. Step 3: Cross multiply
    6,672.40x = 10,008.66 × 2,289.88
  4. Step 4: Simplify right side
    6,672.40x = 22,918,630.36
  5. Step 5: Solve for x
    x = 22,918,630.36/6,672.40
  6. Step 6: Final answer
    x = 3,434.84

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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.