Home / 7,255.18-10,003.61-6,717.17

Finding the Fourth Proportional to 7,255.18, 10,003.61 and 6,717.17

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Solution

The fourth proportional to 7,255.18, 10,003.61 and 6,717.17 is: 9,261.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.18 : 10,003.61 = 6,717.17 : x
  2. Step 2: Convert to fraction form
    7,255.18/10,003.61 = 6,717.17/x
  3. Step 3: Cross multiply
    7,255.18x = 10,003.61 × 6,717.17
  4. Step 4: Simplify right side
    7,255.18x = 67,195,918.57
  5. Step 5: Solve for x
    x = 67,195,918.57/7,255.18
  6. Step 6: Final answer
    x = 9,261.78

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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.