Home / 10,471.22-15,708.58-4,854.52

Finding the Fourth Proportional to 10,471.22, 15,708.58 and 4,854.52

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Solution

The fourth proportional to 10,471.22, 15,708.58 and 4,854.52 is: 7,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471.22 : 15,708.58 = 4,854.52 : x
  2. Step 2: Convert to fraction form
    10,471.22/15,708.58 = 4,854.52/x
  3. Step 3: Cross multiply
    10,471.22x = 15,708.58 × 4,854.52
  4. Step 4: Simplify right side
    10,471.22x = 76,257,615.78
  5. Step 5: Solve for x
    x = 76,257,615.78/10,471.22
  6. Step 6: Final answer
    x = 7,282.59

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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.