Home / 6,747.17-10,121.48-2,590.70

Finding the Fourth Proportional to 6,747.17, 10,121.48 and 2,590.70

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Solution

The fourth proportional to 6,747.17, 10,121.48 and 2,590.70 is: 3,886.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.17 : 10,121.48 = 2,590.70 : x
  2. Step 2: Convert to fraction form
    6,747.17/10,121.48 = 2,590.70/x
  3. Step 3: Cross multiply
    6,747.17x = 10,121.48 × 2,590.70
  4. Step 4: Simplify right side
    6,747.17x = 26,221,654.68
  5. Step 5: Solve for x
    x = 26,221,654.68/6,747.17
  6. Step 6: Final answer
    x = 3,886.32

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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.