Home / 4,677.21-6,454.62-2,552.78

Finding the Fourth Proportional to 4,677.21, 6,454.62 and 2,552.78

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Solution

The fourth proportional to 4,677.21, 6,454.62 and 2,552.78 is: 3,522.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.21 : 6,454.62 = 2,552.78 : x
  2. Step 2: Convert to fraction form
    4,677.21/6,454.62 = 2,552.78/x
  3. Step 3: Cross multiply
    4,677.21x = 6,454.62 × 2,552.78
  4. Step 4: Simplify right side
    4,677.21x = 16,477,240.98
  5. Step 5: Solve for x
    x = 16,477,240.98/4,677.21
  6. Step 6: Final answer
    x = 3,522.88

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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.