Home / 7,934.42-10,949.85-4,397.63

Finding the Fourth Proportional to 7,934.42, 10,949.85 and 4,397.63

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Solution

The fourth proportional to 7,934.42, 10,949.85 and 4,397.63 is: 6,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.42 : 10,949.85 = 4,397.63 : x
  2. Step 2: Convert to fraction form
    7,934.42/10,949.85 = 4,397.63/x
  3. Step 3: Cross multiply
    7,934.42x = 10,949.85 × 4,397.63
  4. Step 4: Simplify right side
    7,934.42x = 48,153,334.11
  5. Step 5: Solve for x
    x = 48,153,334.11/7,934.42
  6. Step 6: Final answer
    x = 6,068.91

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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.