Home / 5,990.40-8,266.68-3,337.80

Finding the Fourth Proportional to 5,990.40, 8,266.68 and 3,337.80

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Solution

The fourth proportional to 5,990.40, 8,266.68 and 3,337.80 is: 4,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.40 : 8,266.68 = 3,337.80 : x
  2. Step 2: Convert to fraction form
    5,990.40/8,266.68 = 3,337.80/x
  3. Step 3: Cross multiply
    5,990.40x = 8,266.68 × 3,337.80
  4. Step 4: Simplify right side
    5,990.40x = 27,592,524.50
  5. Step 5: Solve for x
    x = 27,592,524.50/5,990.40
  6. Step 6: Final answer
    x = 4,606.12

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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.