Home / 10,132.19-13,976.19-6,729.35

Finding the Fourth Proportional to 10,132.19, 13,976.19 and 6,729.35

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Solution

The fourth proportional to 10,132.19, 13,976.19 and 6,729.35 is: 9,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.19 : 13,976.19 = 6,729.35 : x
  2. Step 2: Convert to fraction form
    10,132.19/13,976.19 = 6,729.35/x
  3. Step 3: Cross multiply
    10,132.19x = 13,976.19 × 6,729.35
  4. Step 4: Simplify right side
    10,132.19x = 94,050,604.30
  5. Step 5: Solve for x
    x = 94,050,604.30/10,132.19
  6. Step 6: Final answer
    x = 9,282.36

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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.