Home / 3,050.72-4,202.88-2,525.12

Finding the Fourth Proportional to 3,050.72, 4,202.88 and 2,525.12

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Solution

The fourth proportional to 3,050.72, 4,202.88 and 2,525.12 is: 3,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.72 : 4,202.88 = 2,525.12 : x
  2. Step 2: Convert to fraction form
    3,050.72/4,202.88 = 2,525.12/x
  3. Step 3: Cross multiply
    3,050.72x = 4,202.88 × 2,525.12
  4. Step 4: Simplify right side
    3,050.72x = 10,612,776.35
  5. Step 5: Solve for x
    x = 10,612,776.35/3,050.72
  6. Step 6: Final answer
    x = 3,478.78

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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.