Home / 5,512.62-7,607.50-2,994.78

Finding the Fourth Proportional to 5,512.62, 7,607.50 and 2,994.78

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Solution

The fourth proportional to 5,512.62, 7,607.50 and 2,994.78 is: 4,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.62 : 7,607.50 = 2,994.78 : x
  2. Step 2: Convert to fraction form
    5,512.62/7,607.50 = 2,994.78/x
  3. Step 3: Cross multiply
    5,512.62x = 7,607.50 × 2,994.78
  4. Step 4: Simplify right side
    5,512.62x = 22,782,792.59
  5. Step 5: Solve for x
    x = 22,782,792.59/5,512.62
  6. Step 6: Final answer
    x = 4,132.84

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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.