Home / 5,545.06-8,315.29-2,255.92

Finding the Fourth Proportional to 5,545.06, 8,315.29 and 2,255.92

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Solution

The fourth proportional to 5,545.06, 8,315.29 and 2,255.92 is: 3,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.06 : 8,315.29 = 2,255.92 : x
  2. Step 2: Convert to fraction form
    5,545.06/8,315.29 = 2,255.92/x
  3. Step 3: Cross multiply
    5,545.06x = 8,315.29 × 2,255.92
  4. Step 4: Simplify right side
    5,545.06x = 18,758,629.02
  5. Step 5: Solve for x
    x = 18,758,629.02/5,545.06
  6. Step 6: Final answer
    x = 3,382.94

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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.