Home / 11,262.94-15,543.17-6,158.70

Finding the Fourth Proportional to 11,262.94, 15,543.17 and 6,158.70

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Solution

The fourth proportional to 11,262.94, 15,543.17 and 6,158.70 is: 8,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.94 : 15,543.17 = 6,158.70 : x
  2. Step 2: Convert to fraction form
    11,262.94/15,543.17 = 6,158.70/x
  3. Step 3: Cross multiply
    11,262.94x = 15,543.17 × 6,158.70
  4. Step 4: Simplify right side
    11,262.94x = 95,725,721.08
  5. Step 5: Solve for x
    x = 95,725,721.08/11,262.94
  6. Step 6: Final answer
    x = 8,499.18

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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.