Home / 10,422.66-15,629.27-4,496.75

Finding the Fourth Proportional to 10,422.66, 15,629.27 and 4,496.75

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Solution

The fourth proportional to 10,422.66, 15,629.27 and 4,496.75 is: 6,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422.66 : 15,629.27 = 4,496.75 : x
  2. Step 2: Convert to fraction form
    10,422.66/15,629.27 = 4,496.75/x
  3. Step 3: Cross multiply
    10,422.66x = 15,629.27 × 4,496.75
  4. Step 4: Simplify right side
    10,422.66x = 70,280,819.24
  5. Step 5: Solve for x
    x = 70,280,819.24/10,422.66
  6. Step 6: Final answer
    x = 6,743.08

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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.