Home / 10,432.44-14,399.28-7,080.84

Finding the Fourth Proportional to 10,432.44, 14,399.28 and 7,080.84

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Solution

The fourth proportional to 10,432.44, 14,399.28 and 7,080.84 is: 9,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.44 : 14,399.28 = 7,080.84 : x
  2. Step 2: Convert to fraction form
    10,432.44/14,399.28 = 7,080.84/x
  3. Step 3: Cross multiply
    10,432.44x = 14,399.28 × 7,080.84
  4. Step 4: Simplify right side
    10,432.44x = 101,958,997.80
  5. Step 5: Solve for x
    x = 101,958,997.80/10,432.44
  6. Step 6: Final answer
    x = 9,773.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.