Home / 8,545.97-12,818.87-2,702.58

Finding the Fourth Proportional to 8,545.97, 12,818.87 and 2,702.58

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Solution

The fourth proportional to 8,545.97, 12,818.87 and 2,702.58 is: 4,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.97 : 12,818.87 = 2,702.58 : x
  2. Step 2: Convert to fraction form
    8,545.97/12,818.87 = 2,702.58/x
  3. Step 3: Cross multiply
    8,545.97x = 12,818.87 × 2,702.58
  4. Step 4: Simplify right side
    8,545.97x = 34,644,021.68
  5. Step 5: Solve for x
    x = 34,644,021.68/8,545.97
  6. Step 6: Final answer
    x = 4,053.84

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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.