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Finding the Fourth Proportional to 5,223.60, 7,834.98 and 2,449.56

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Solution

The fourth proportional to 5,223.60, 7,834.98 and 2,449.56 is: 3,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.60 : 7,834.98 = 2,449.56 : x
  2. Step 2: Convert to fraction form
    5,223.60/7,834.98 = 2,449.56/x
  3. Step 3: Cross multiply
    5,223.60x = 7,834.98 × 2,449.56
  4. Step 4: Simplify right side
    5,223.60x = 19,192,253.61
  5. Step 5: Solve for x
    x = 19,192,253.61/5,223.60
  6. Step 6: Final answer
    x = 3,674.14

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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.