Home / 6,580.36-9,080.89-3,747.61

Finding the Fourth Proportional to 6,580.36, 9,080.89 and 3,747.61

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Solution

The fourth proportional to 6,580.36, 9,080.89 and 3,747.61 is: 5,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.36 : 9,080.89 = 3,747.61 : x
  2. Step 2: Convert to fraction form
    6,580.36/9,080.89 = 3,747.61/x
  3. Step 3: Cross multiply
    6,580.36x = 9,080.89 × 3,747.61
  4. Step 4: Simplify right side
    6,580.36x = 34,031,634.17
  5. Step 5: Solve for x
    x = 34,031,634.17/6,580.36
  6. Step 6: Final answer
    x = 5,171.70

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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.