Home / 7,934.40-11,893.44-5,338.08

Finding the Fourth Proportional to 7,934.40, 11,893.44 and 5,338.08

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Solution

The fourth proportional to 7,934.40, 11,893.44 and 5,338.08 is: 8,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.40 : 11,893.44 = 5,338.08 : x
  2. Step 2: Convert to fraction form
    7,934.40/11,893.44 = 5,338.08/x
  3. Step 3: Cross multiply
    7,934.40x = 11,893.44 × 5,338.08
  4. Step 4: Simplify right side
    7,934.40x = 63,488,134.20
  5. Step 5: Solve for x
    x = 63,488,134.20/7,934.40
  6. Step 6: Final answer
    x = 8,001.63

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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.