Home / 6,912.20-10,373.16-6,251.24

Finding the Fourth Proportional to 6,912.20, 10,373.16 and 6,251.24

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Solution

The fourth proportional to 6,912.20, 10,373.16 and 6,251.24 is: 9,381.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.20 : 10,373.16 = 6,251.24 : x
  2. Step 2: Convert to fraction form
    6,912.20/10,373.16 = 6,251.24/x
  3. Step 3: Cross multiply
    6,912.20x = 10,373.16 × 6,251.24
  4. Step 4: Simplify right side
    6,912.20x = 64,845,112.72
  5. Step 5: Solve for x
    x = 64,845,112.72/6,912.20
  6. Step 6: Final answer
    x = 9,381.26

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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.