Home / 5,545.59-8,315.93-2,080.41

Finding the Fourth Proportional to 5,545.59, 8,315.93 and 2,080.41

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Solution

The fourth proportional to 5,545.59, 8,315.93 and 2,080.41 is: 3,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.59 : 8,315.93 = 2,080.41 : x
  2. Step 2: Convert to fraction form
    5,545.59/8,315.93 = 2,080.41/x
  3. Step 3: Cross multiply
    5,545.59x = 8,315.93 × 2,080.41
  4. Step 4: Simplify right side
    5,545.59x = 17,300,517.95
  5. Step 5: Solve for x
    x = 17,300,517.95/5,545.59
  6. Step 6: Final answer
    x = 3,119.69

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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.