Home / 10,272.18-14,174.57-5,963.78

Finding the Fourth Proportional to 10,272.18, 14,174.57 and 5,963.78

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Solution

The fourth proportional to 10,272.18, 14,174.57 and 5,963.78 is: 8,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.18 : 14,174.57 = 5,963.78 : x
  2. Step 2: Convert to fraction form
    10,272.18/14,174.57 = 5,963.78/x
  3. Step 3: Cross multiply
    10,272.18x = 14,174.57 × 5,963.78
  4. Step 4: Simplify right side
    10,272.18x = 84,534,017.07
  5. Step 5: Solve for x
    x = 84,534,017.07/10,272.18
  6. Step 6: Final answer
    x = 8,229.41

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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.