Home / 5,545.27-8,315.48-2,080.09

Finding the Fourth Proportional to 5,545.27, 8,315.48 and 2,080.09

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Solution

The fourth proportional to 5,545.27, 8,315.48 and 2,080.09 is: 3,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.27 : 8,315.48 = 2,080.09 : x
  2. Step 2: Convert to fraction form
    5,545.27/8,315.48 = 2,080.09/x
  3. Step 3: Cross multiply
    5,545.27x = 8,315.48 × 2,080.09
  4. Step 4: Simplify right side
    5,545.27x = 17,296,946.79
  5. Step 5: Solve for x
    x = 17,296,946.79/5,545.27
  6. Step 6: Final answer
    x = 3,119.23

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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.