Home / 6,897.32-9,518.37-3,753.44

Finding the Fourth Proportional to 6,897.32, 9,518.37 and 3,753.44

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Solution

The fourth proportional to 6,897.32, 9,518.37 and 3,753.44 is: 5,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.32 : 9,518.37 = 3,753.44 : x
  2. Step 2: Convert to fraction form
    6,897.32/9,518.37 = 3,753.44/x
  3. Step 3: Cross multiply
    6,897.32x = 9,518.37 × 3,753.44
  4. Step 4: Simplify right side
    6,897.32x = 35,726,654.49
  5. Step 5: Solve for x
    x = 35,726,654.49/6,897.32
  6. Step 6: Final answer
    x = 5,179.79

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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.