Home / 5,989.80-8,266.32-3,337.20

Finding the Fourth Proportional to 5,989.80, 8,266.32 and 3,337.20

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Solution

The fourth proportional to 5,989.80, 8,266.32 and 3,337.20 is: 4,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.80 : 8,266.32 = 3,337.20 : x
  2. Step 2: Convert to fraction form
    5,989.80/8,266.32 = 3,337.20/x
  3. Step 3: Cross multiply
    5,989.80x = 8,266.32 × 3,337.20
  4. Step 4: Simplify right side
    5,989.80x = 27,586,363.10
  5. Step 5: Solve for x
    x = 27,586,363.10/5,989.80
  6. Step 6: Final answer
    x = 4,605.56

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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.