Home / 9,625.20-13,278.16-6,793.04

Finding the Fourth Proportional to 9,625.20, 13,278.16 and 6,793.04

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Solution

The fourth proportional to 9,625.20, 13,278.16 and 6,793.04 is: 9,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,625.20 : 13,278.16 = 6,793.04 : x
  2. Step 2: Convert to fraction form
    9,625.20/13,278.16 = 6,793.04/x
  3. Step 3: Cross multiply
    9,625.20x = 13,278.16 × 6,793.04
  4. Step 4: Simplify right side
    9,625.20x = 90,199,072.01
  5. Step 5: Solve for x
    x = 90,199,072.01/9,625.20
  6. Step 6: Final answer
    x = 9,371.14

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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.