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Finding the Fourth Proportional to 7,934.79, 10,950.01 and 4,349.72

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Solution

The fourth proportional to 7,934.79, 10,950.01 and 4,349.72 is: 6,002.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.79 : 10,950.01 = 4,349.72 : x
  2. Step 2: Convert to fraction form
    7,934.79/10,950.01 = 4,349.72/x
  3. Step 3: Cross multiply
    7,934.79x = 10,950.01 × 4,349.72
  4. Step 4: Simplify right side
    7,934.79x = 47,629,458.95
  5. Step 5: Solve for x
    x = 47,629,458.95/7,934.79
  6. Step 6: Final answer
    x = 6,002.61

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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.