Home / 7,029.20-10,545.18-2,098.74

Finding the Fourth Proportional to 7,029.20, 10,545.18 and 2,098.74

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Solution

The fourth proportional to 7,029.20, 10,545.18 and 2,098.74 is: 3,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.20 : 10,545.18 = 2,098.74 : x
  2. Step 2: Convert to fraction form
    7,029.20/10,545.18 = 2,098.74/x
  3. Step 3: Cross multiply
    7,029.20x = 10,545.18 × 2,098.74
  4. Step 4: Simplify right side
    7,029.20x = 22,131,591.07
  5. Step 5: Solve for x
    x = 22,131,591.07/7,029.20
  6. Step 6: Final answer
    x = 3,148.52

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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.