Home / 3,725.57-5,141.77-2,403.11

Finding the Fourth Proportional to 3,725.57, 5,141.77 and 2,403.11

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Solution

The fourth proportional to 3,725.57, 5,141.77 and 2,403.11 is: 3,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.57 : 5,141.77 = 2,403.11 : x
  2. Step 2: Convert to fraction form
    3,725.57/5,141.77 = 2,403.11/x
  3. Step 3: Cross multiply
    3,725.57x = 5,141.77 × 2,403.11
  4. Step 4: Simplify right side
    3,725.57x = 12,356,261.19
  5. Step 5: Solve for x
    x = 12,356,261.19/3,725.57
  6. Step 6: Final answer
    x = 3,316.61

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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.