Home / 6,897.12-10,344.66-2,948.88

Finding the Fourth Proportional to 6,897.12, 10,344.66 and 2,948.88

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Solution

The fourth proportional to 6,897.12, 10,344.66 and 2,948.88 is: 4,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.12 : 10,344.66 = 2,948.88 : x
  2. Step 2: Convert to fraction form
    6,897.12/10,344.66 = 2,948.88/x
  3. Step 3: Cross multiply
    6,897.12x = 10,344.66 × 2,948.88
  4. Step 4: Simplify right side
    6,897.12x = 30,505,160.98
  5. Step 5: Solve for x
    x = 30,505,160.98/6,897.12
  6. Step 6: Final answer
    x = 4,422.88

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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.