Home / 10,752.37-16,122.40-4,170.87

Finding the Fourth Proportional to 10,752.37, 16,122.40 and 4,170.87

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Solution

The fourth proportional to 10,752.37, 16,122.40 and 4,170.87 is: 6,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.37 : 16,122.40 = 4,170.87 : x
  2. Step 2: Convert to fraction form
    10,752.37/16,122.40 = 4,170.87/x
  3. Step 3: Cross multiply
    10,752.37x = 16,122.40 × 4,170.87
  4. Step 4: Simplify right side
    10,752.37x = 67,244,434.49
  5. Step 5: Solve for x
    x = 67,244,434.49/10,752.37
  6. Step 6: Final answer
    x = 6,253.92

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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.