Home / 10,630.32-15,945.08-2,732.90

Finding the Fourth Proportional to 10,630.32, 15,945.08 and 2,732.90

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Solution

The fourth proportional to 10,630.32, 15,945.08 and 2,732.90 is: 4,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.32 : 15,945.08 = 2,732.90 : x
  2. Step 2: Convert to fraction form
    10,630.32/15,945.08 = 2,732.90/x
  3. Step 3: Cross multiply
    10,630.32x = 15,945.08 × 2,732.90
  4. Step 4: Simplify right side
    10,630.32x = 43,576,215.74
  5. Step 5: Solve for x
    x = 43,576,215.74/10,630.32
  6. Step 6: Final answer
    x = 4,099.24

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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.