Home / 5,545.80-8,316.27-1,649.43

Finding the Fourth Proportional to 5,545.80, 8,316.27 and 1,649.43

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Solution

The fourth proportional to 5,545.80, 8,316.27 and 1,649.43 is: 2,473.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.80 : 8,316.27 = 1,649.43 : x
  2. Step 2: Convert to fraction form
    5,545.80/8,316.27 = 1,649.43/x
  3. Step 3: Cross multiply
    5,545.80x = 8,316.27 × 1,649.43
  4. Step 4: Simplify right side
    5,545.80x = 13,717,105.23
  5. Step 5: Solve for x
    x = 13,717,105.23/5,545.80
  6. Step 6: Final answer
    x = 2,473.42

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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.