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Finding the Fourth Proportional to 3,592.84, 4,958.10 and 2,020.90

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Solution

The fourth proportional to 3,592.84, 4,958.10 and 2,020.90 is: 2,788.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.84 : 4,958.10 = 2,020.90 : x
  2. Step 2: Convert to fraction form
    3,592.84/4,958.10 = 2,020.90/x
  3. Step 3: Cross multiply
    3,592.84x = 4,958.10 × 2,020.90
  4. Step 4: Simplify right side
    3,592.84x = 10,019,824.29
  5. Step 5: Solve for x
    x = 10,019,824.29/3,592.84
  6. Step 6: Final answer
    x = 2,788.83

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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.