Home / 5,990.12-8,266.20-3,337.40

Finding the Fourth Proportional to 5,990.12, 8,266.20 and 3,337.40

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Solution

The fourth proportional to 5,990.12, 8,266.20 and 3,337.40 is: 4,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.12 : 8,266.20 = 3,337.40 : x
  2. Step 2: Convert to fraction form
    5,990.12/8,266.20 = 3,337.40/x
  3. Step 3: Cross multiply
    5,990.12x = 8,266.20 × 3,337.40
  4. Step 4: Simplify right side
    5,990.12x = 27,587,615.88
  5. Step 5: Solve for x
    x = 27,587,615.88/5,990.12
  6. Step 6: Final answer
    x = 4,605.52

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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.