Home / 3,081.08-4,642.41-2,545.26

Finding the Fourth Proportional to 3,081.08, 4,642.41 and 2,545.26

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Solution

The fourth proportional to 3,081.08, 4,642.41 and 2,545.26 is: 3,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.08 : 4,642.41 = 2,545.26 : x
  2. Step 2: Convert to fraction form
    3,081.08/4,642.41 = 2,545.26/x
  3. Step 3: Cross multiply
    3,081.08x = 4,642.41 × 2,545.26
  4. Step 4: Simplify right side
    3,081.08x = 11,816,140.48
  5. Step 5: Solve for x
    x = 11,816,140.48/3,081.08
  6. Step 6: Final answer
    x = 3,835.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.