Home / 3,725.00-5,139.20-2,233.40

Finding the Fourth Proportional to 3,725.00, 5,139.20 and 2,233.40

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Solution

The fourth proportional to 3,725.00, 5,139.20 and 2,233.40 is: 3,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.00 : 5,139.20 = 2,233.40 : x
  2. Step 2: Convert to fraction form
    3,725.00/5,139.20 = 2,233.40/x
  3. Step 3: Cross multiply
    3,725.00x = 5,139.20 × 2,233.40
  4. Step 4: Simplify right side
    3,725.00x = 11,477,852.42
  5. Step 5: Solve for x
    x = 11,477,852.42/3,725.00
  6. Step 6: Final answer
    x = 3,081.31

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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.