Home / 5,988.80-8,264.12-3,299.90

Finding the Fourth Proportional to 5,988.80, 8,264.12 and 3,299.90

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Solution

The fourth proportional to 5,988.80, 8,264.12 and 3,299.90 is: 4,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.80 : 8,264.12 = 3,299.90 : x
  2. Step 2: Convert to fraction form
    5,988.80/8,264.12 = 3,299.90/x
  3. Step 3: Cross multiply
    5,988.80x = 8,264.12 × 3,299.90
  4. Step 4: Simplify right side
    5,988.80x = 27,270,769.59
  5. Step 5: Solve for x
    x = 27,270,769.59/5,988.80
  6. Step 6: Final answer
    x = 4,553.63

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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.