Home / 5,545.51-8,319.97-3,326.81

Finding the Fourth Proportional to 5,545.51, 8,319.97 and 3,326.81

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Solution

The fourth proportional to 5,545.51, 8,319.97 and 3,326.81 is: 4,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.51 : 8,319.97 = 3,326.81 : x
  2. Step 2: Convert to fraction form
    5,545.51/8,319.97 = 3,326.81/x
  3. Step 3: Cross multiply
    5,545.51x = 8,319.97 × 3,326.81
  4. Step 4: Simplify right side
    5,545.51x = 27,678,917.80
  5. Step 5: Solve for x
    x = 27,678,917.80/5,545.51
  6. Step 6: Final answer
    x = 4,991.23

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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.