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Finding the Fourth Proportional to 3,425.76, 4,725.11 and 2,363.93

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Solution

The fourth proportional to 3,425.76, 4,725.11 and 2,363.93 is: 3,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.76 : 4,725.11 = 2,363.93 : x
  2. Step 2: Convert to fraction form
    3,425.76/4,725.11 = 2,363.93/x
  3. Step 3: Cross multiply
    3,425.76x = 4,725.11 × 2,363.93
  4. Step 4: Simplify right side
    3,425.76x = 11,169,793.84
  5. Step 5: Solve for x
    x = 11,169,793.84/3,425.76
  6. Step 6: Final answer
    x = 3,260.53

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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.