Home / 3,621.93-4,998.38-2,545.35

Finding the Fourth Proportional to 3,621.93, 4,998.38 and 2,545.35

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Solution

The fourth proportional to 3,621.93, 4,998.38 and 2,545.35 is: 3,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.93 : 4,998.38 = 2,545.35 : x
  2. Step 2: Convert to fraction form
    3,621.93/4,998.38 = 2,545.35/x
  3. Step 3: Cross multiply
    3,621.93x = 4,998.38 × 2,545.35
  4. Step 4: Simplify right side
    3,621.93x = 12,722,613.81
  5. Step 5: Solve for x
    x = 12,722,613.81/3,621.93
  6. Step 6: Final answer
    x = 3,512.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.