Home / 6,337.42-8,747.49-3,686.02

Finding the Fourth Proportional to 6,337.42, 8,747.49 and 3,686.02

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Solution

The fourth proportional to 6,337.42, 8,747.49 and 3,686.02 is: 5,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.42 : 8,747.49 = 3,686.02 : x
  2. Step 2: Convert to fraction form
    6,337.42/8,747.49 = 3,686.02/x
  3. Step 3: Cross multiply
    6,337.42x = 8,747.49 × 3,686.02
  4. Step 4: Simplify right side
    6,337.42x = 32,243,423.09
  5. Step 5: Solve for x
    x = 32,243,423.09/6,337.42
  6. Step 6: Final answer
    x = 5,087.78

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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.