Home / 7,934.80-11,902.56-4,046.80

Finding the Fourth Proportional to 7,934.80, 11,902.56 and 4,046.80

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Solution

The fourth proportional to 7,934.80, 11,902.56 and 4,046.80 is: 6,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.80 : 11,902.56 = 4,046.80 : x
  2. Step 2: Convert to fraction form
    7,934.80/11,902.56 = 4,046.80/x
  3. Step 3: Cross multiply
    7,934.80x = 11,902.56 × 4,046.80
  4. Step 4: Simplify right side
    7,934.80x = 48,167,279.81
  5. Step 5: Solve for x
    x = 48,167,279.81/7,934.80
  6. Step 6: Final answer
    x = 6,070.38

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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.