Home / 7,997.90-11,979.42-6,595.52

Finding the Fourth Proportional to 7,997.90, 11,979.42 and 6,595.52

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Solution

The fourth proportional to 7,997.90, 11,979.42 and 6,595.52 is: 9,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.90 : 11,979.42 = 6,595.52 : x
  2. Step 2: Convert to fraction form
    7,997.90/11,979.42 = 6,595.52/x
  3. Step 3: Cross multiply
    7,997.90x = 11,979.42 × 6,595.52
  4. Step 4: Simplify right side
    7,997.90x = 79,010,504.20
  5. Step 5: Solve for x
    x = 79,010,504.20/7,997.90
  6. Step 6: Final answer
    x = 9,878.91

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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.