Home / 6,901.14-9,523.80-3,876.79

Finding the Fourth Proportional to 6,901.14, 9,523.80 and 3,876.79

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Solution

The fourth proportional to 6,901.14, 9,523.80 and 3,876.79 is: 5,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.14 : 9,523.80 = 3,876.79 : x
  2. Step 2: Convert to fraction form
    6,901.14/9,523.80 = 3,876.79/x
  3. Step 3: Cross multiply
    6,901.14x = 9,523.80 × 3,876.79
  4. Step 4: Simplify right side
    6,901.14x = 36,921,772.60
  5. Step 5: Solve for x
    x = 36,921,772.60/6,901.14
  6. Step 6: Final answer
    x = 5,350.10

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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.