Home / 2,285.34-3,427.50-725.46

Finding the Fourth Proportional to 2,285.34, 3,427.50 and 725.46

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Solution

The fourth proportional to 2,285.34, 3,427.50 and 725.46 is: 1,088.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.34 : 3,427.50 = 725.46 : x
  2. Step 2: Convert to fraction form
    2,285.34/3,427.50 = 725.46/x
  3. Step 3: Cross multiply
    2,285.34x = 3,427.50 × 725.46
  4. Step 4: Simplify right side
    2,285.34x = 2,486,514.15
  5. Step 5: Solve for x
    x = 2,486,514.15/2,285.34
  6. Step 6: Final answer
    x = 1,088.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.