Home / 5,182.38-7,770.78-2,060.28

Finding the Fourth Proportional to 5,182.38, 7,770.78 and 2,060.28

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Solution

The fourth proportional to 5,182.38, 7,770.78 and 2,060.28 is: 3,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.38 : 7,770.78 = 2,060.28 : x
  2. Step 2: Convert to fraction form
    5,182.38/7,770.78 = 2,060.28/x
  3. Step 3: Cross multiply
    5,182.38x = 7,770.78 × 2,060.28
  4. Step 4: Simplify right side
    5,182.38x = 16,009,982.62
  5. Step 5: Solve for x
    x = 16,009,982.62/5,182.38
  6. Step 6: Final answer
    x = 3,089.31

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1.5x scale

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.