Home / 9,174.15-13,761.27-2,934.18

Finding the Fourth Proportional to 9,174.15, 13,761.27 and 2,934.18

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Solution

The fourth proportional to 9,174.15, 13,761.27 and 2,934.18 is: 4,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.15 : 13,761.27 = 2,934.18 : x
  2. Step 2: Convert to fraction form
    9,174.15/13,761.27 = 2,934.18/x
  3. Step 3: Cross multiply
    9,174.15x = 13,761.27 × 2,934.18
  4. Step 4: Simplify right side
    9,174.15x = 40,378,043.21
  5. Step 5: Solve for x
    x = 40,378,043.21/9,174.15
  6. Step 6: Final answer
    x = 4,401.28

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1.5x scale

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.