Home / 10,331.32-15,497.38-2,936.42

Finding the Fourth Proportional to 10,331.32, 15,497.38 and 2,936.42

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Solution

The fourth proportional to 10,331.32, 15,497.38 and 2,936.42 is: 4,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.32 : 15,497.38 = 2,936.42 : x
  2. Step 2: Convert to fraction form
    10,331.32/15,497.38 = 2,936.42/x
  3. Step 3: Cross multiply
    10,331.32x = 15,497.38 × 2,936.42
  4. Step 4: Simplify right side
    10,331.32x = 45,506,816.58
  5. Step 5: Solve for x
    x = 45,506,816.58/10,331.32
  6. Step 6: Final answer
    x = 4,404.74

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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.