Home / 5,294.20-7,937.70-2,522.20

Finding the Fourth Proportional to 5,294.20, 7,937.70 and 2,522.20

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Solution

The fourth proportional to 5,294.20, 7,937.70 and 2,522.20 is: 3,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.20 : 7,937.70 = 2,522.20 : x
  2. Step 2: Convert to fraction form
    5,294.20/7,937.70 = 2,522.20/x
  3. Step 3: Cross multiply
    5,294.20x = 7,937.70 × 2,522.20
  4. Step 4: Simplify right side
    5,294.20x = 20,020,466.94
  5. Step 5: Solve for x
    x = 20,020,466.94/5,294.20
  6. Step 6: Final answer
    x = 3,781.58

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1.5x scale

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.