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Finding the Fourth Proportional to 3,350.48, 5,045.48 and 2,922.80

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Solution

The fourth proportional to 3,350.48, 5,045.48 and 2,922.80 is: 4,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.48 : 5,045.48 = 2,922.80 : x
  2. Step 2: Convert to fraction form
    3,350.48/5,045.48 = 2,922.80/x
  3. Step 3: Cross multiply
    3,350.48x = 5,045.48 × 2,922.80
  4. Step 4: Simplify right side
    3,350.48x = 14,746,928.94
  5. Step 5: Solve for x
    x = 14,746,928.94/3,350.48
  6. Step 6: Final answer
    x = 4,401.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.