Home / 3,725.19-5,140.37-2,233.07

Finding the Fourth Proportional to 3,725.19, 5,140.37 and 2,233.07

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Solution

The fourth proportional to 3,725.19, 5,140.37 and 2,233.07 is: 3,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.19 : 5,140.37 = 2,233.07 : x
  2. Step 2: Convert to fraction form
    3,725.19/5,140.37 = 2,233.07/x
  3. Step 3: Cross multiply
    3,725.19x = 5,140.37 × 2,233.07
  4. Step 4: Simplify right side
    3,725.19x = 11,478,806.04
  5. Step 5: Solve for x
    x = 11,478,806.04/3,725.19
  6. Step 6: Final answer
    x = 3,081.40

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Half scale
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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.