Home / 8,585.60-11,842.71-6,694.14

Finding the Fourth Proportional to 8,585.60, 11,842.71 and 6,694.14

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Solution

The fourth proportional to 8,585.60, 11,842.71 and 6,694.14 is: 9,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.60 : 11,842.71 = 6,694.14 : x
  2. Step 2: Convert to fraction form
    8,585.60/11,842.71 = 6,694.14/x
  3. Step 3: Cross multiply
    8,585.60x = 11,842.71 × 6,694.14
  4. Step 4: Simplify right side
    8,585.60x = 79,276,778.03
  5. Step 5: Solve for x
    x = 79,276,778.03/8,585.60
  6. Step 6: Final answer
    x = 9,233.70

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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.