Home / 7,934.16-10,948.40-4,397.30

Finding the Fourth Proportional to 7,934.16, 10,948.40 and 4,397.30

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Solution

The fourth proportional to 7,934.16, 10,948.40 and 4,397.30 is: 6,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.16 : 10,948.40 = 4,397.30 : x
  2. Step 2: Convert to fraction form
    7,934.16/10,948.40 = 4,397.30/x
  3. Step 3: Cross multiply
    7,934.16x = 10,948.40 × 4,397.30
  4. Step 4: Simplify right side
    7,934.16x = 48,143,380.14
  5. Step 5: Solve for x
    x = 48,143,380.14/7,934.16
  6. Step 6: Final answer
    x = 6,067.86

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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.