Home / 7,934.30-10,948.72-4,397.43

Finding the Fourth Proportional to 7,934.30, 10,948.72 and 4,397.43

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Solution

The fourth proportional to 7,934.30, 10,948.72 and 4,397.43 is: 6,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.30 : 10,948.72 = 4,397.43 : x
  2. Step 2: Convert to fraction form
    7,934.30/10,948.72 = 4,397.43/x
  3. Step 3: Cross multiply
    7,934.30x = 10,948.72 × 4,397.43
  4. Step 4: Simplify right side
    7,934.30x = 48,146,229.79
  5. Step 5: Solve for x
    x = 48,146,229.79/7,934.30
  6. Step 6: Final answer
    x = 6,068.11

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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.