Home / 10,546.56-15,822.24-5,613.60

Finding the Fourth Proportional to 10,546.56, 15,822.24 and 5,613.60

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Solution

The fourth proportional to 10,546.56, 15,822.24 and 5,613.60 is: 8,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.56 : 15,822.24 = 5,613.60 : x
  2. Step 2: Convert to fraction form
    10,546.56/15,822.24 = 5,613.60/x
  3. Step 3: Cross multiply
    10,546.56x = 15,822.24 × 5,613.60
  4. Step 4: Simplify right side
    10,546.56x = 88,819,726.46
  5. Step 5: Solve for x
    x = 88,819,726.46/10,546.56
  6. Step 6: Final answer
    x = 8,421.68

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1.5x scale

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.