Home / 6,708.20-10,052.70-4,939.40

Finding the Fourth Proportional to 6,708.20, 10,052.70 and 4,939.40

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Solution

The fourth proportional to 6,708.20, 10,052.70 and 4,939.40 is: 7,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.20 : 10,052.70 = 4,939.40 : x
  2. Step 2: Convert to fraction form
    6,708.20/10,052.70 = 4,939.40/x
  3. Step 3: Cross multiply
    6,708.20x = 10,052.70 × 4,939.40
  4. Step 4: Simplify right side
    6,708.20x = 49,654,306.38
  5. Step 5: Solve for x
    x = 49,654,306.38/6,708.20
  6. Step 6: Final answer
    x = 7,402.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.