Home / 10,114.88-15,174.24-5,737.28

Finding the Fourth Proportional to 10,114.88, 15,174.24 and 5,737.28

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Solution

The fourth proportional to 10,114.88, 15,174.24 and 5,737.28 is: 8,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.88 : 15,174.24 = 5,737.28 : x
  2. Step 2: Convert to fraction form
    10,114.88/15,174.24 = 5,737.28/x
  3. Step 3: Cross multiply
    10,114.88x = 15,174.24 × 5,737.28
  4. Step 4: Simplify right side
    10,114.88x = 87,058,863.67
  5. Step 5: Solve for x
    x = 87,058,863.67/10,114.88
  6. Step 6: Final answer
    x = 8,607.01

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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.