Home / 11,585.62-17,370.15-6,657.70

Finding the Fourth Proportional to 11,585.62, 17,370.15 and 6,657.70

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Solution

The fourth proportional to 11,585.62, 17,370.15 and 6,657.70 is: 9,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.62 : 17,370.15 = 6,657.70 : x
  2. Step 2: Convert to fraction form
    11,585.62/17,370.15 = 6,657.70/x
  3. Step 3: Cross multiply
    11,585.62x = 17,370.15 × 6,657.70
  4. Step 4: Simplify right side
    11,585.62x = 115,645,247.66
  5. Step 5: Solve for x
    x = 115,645,247.66/11,585.62
  6. Step 6: Final answer
    x = 9,981.79

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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.