Home / 7,988.97-11,019.08-6,924.83

Finding the Fourth Proportional to 7,988.97, 11,019.08 and 6,924.83

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Solution

The fourth proportional to 7,988.97, 11,019.08 and 6,924.83 is: 9,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.97 : 11,019.08 = 6,924.83 : x
  2. Step 2: Convert to fraction form
    7,988.97/11,019.08 = 6,924.83/x
  3. Step 3: Cross multiply
    7,988.97x = 11,019.08 × 6,924.83
  4. Step 4: Simplify right side
    7,988.97x = 76,305,255.76
  5. Step 5: Solve for x
    x = 76,305,255.76/7,988.97
  6. Step 6: Final answer
    x = 9,551.33

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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.