Home / 7,077.97-10,615.54-6,726.70

Finding the Fourth Proportional to 7,077.97, 10,615.54 and 6,726.70

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Solution

The fourth proportional to 7,077.97, 10,615.54 and 6,726.70 is: 10,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.97 : 10,615.54 = 6,726.70 : x
  2. Step 2: Convert to fraction form
    7,077.97/10,615.54 = 6,726.70/x
  3. Step 3: Cross multiply
    7,077.97x = 10,615.54 × 6,726.70
  4. Step 4: Simplify right side
    7,077.97x = 71,407,552.92
  5. Step 5: Solve for x
    x = 71,407,552.92/7,077.97
  6. Step 6: Final answer
    x = 10,088.71

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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.