Home / 5,545.81-8,313.21-2,256.82

Finding the Fourth Proportional to 5,545.81, 8,313.21 and 2,256.82

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Solution

The fourth proportional to 5,545.81, 8,313.21 and 2,256.82 is: 3,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.81 : 8,313.21 = 2,256.82 : x
  2. Step 2: Convert to fraction form
    5,545.81/8,313.21 = 2,256.82/x
  3. Step 3: Cross multiply
    5,545.81x = 8,313.21 × 2,256.82
  4. Step 4: Simplify right side
    5,545.81x = 18,761,418.59
  5. Step 5: Solve for x
    x = 18,761,418.59/5,545.81
  6. Step 6: Final answer
    x = 3,382.99

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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.