Home / 10,548.38-15,822.55-4,311.32

Finding the Fourth Proportional to 10,548.38, 15,822.55 and 4,311.32

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Solution

The fourth proportional to 10,548.38, 15,822.55 and 4,311.32 is: 6,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.38 : 15,822.55 = 4,311.32 : x
  2. Step 2: Convert to fraction form
    10,548.38/15,822.55 = 4,311.32/x
  3. Step 3: Cross multiply
    10,548.38x = 15,822.55 × 4,311.32
  4. Step 4: Simplify right side
    10,548.38x = 68,216,076.27
  5. Step 5: Solve for x
    x = 68,216,076.27/10,548.38
  6. Step 6: Final answer
    x = 6,466.97

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Similar ratio
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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.