Home / 9,195.23-12,680.59-6,177.17

Finding the Fourth Proportional to 9,195.23, 12,680.59 and 6,177.17

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Solution

The fourth proportional to 9,195.23, 12,680.59 and 6,177.17 is: 8,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.23 : 12,680.59 = 6,177.17 : x
  2. Step 2: Convert to fraction form
    9,195.23/12,680.59 = 6,177.17/x
  3. Step 3: Cross multiply
    9,195.23x = 12,680.59 × 6,177.17
  4. Step 4: Simplify right side
    9,195.23x = 78,330,160.13
  5. Step 5: Solve for x
    x = 78,330,160.13/9,195.23
  6. Step 6: Final answer
    x = 8,518.56

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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.