Home / 10,460.88-15,694.36-4,217.66

Finding the Fourth Proportional to 10,460.88, 15,694.36 and 4,217.66

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Solution

The fourth proportional to 10,460.88, 15,694.36 and 4,217.66 is: 6,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.88 : 15,694.36 = 4,217.66 : x
  2. Step 2: Convert to fraction form
    10,460.88/15,694.36 = 4,217.66/x
  3. Step 3: Cross multiply
    10,460.88x = 15,694.36 × 4,217.66
  4. Step 4: Simplify right side
    10,460.88x = 66,193,474.40
  5. Step 5: Solve for x
    x = 66,193,474.40/10,460.88
  6. Step 6: Final answer
    x = 6,327.72

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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.