Home / 2,841.20-4,261.80-2,525.30

Finding the Fourth Proportional to 2,841.20, 4,261.80 and 2,525.30

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Solution

The fourth proportional to 2,841.20, 4,261.80 and 2,525.30 is: 3,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.20 : 4,261.80 = 2,525.30 : x
  2. Step 2: Convert to fraction form
    2,841.20/4,261.80 = 2,525.30/x
  3. Step 3: Cross multiply
    2,841.20x = 4,261.80 × 2,525.30
  4. Step 4: Simplify right side
    2,841.20x = 10,762,323.54
  5. Step 5: Solve for x
    x = 10,762,323.54/2,841.20
  6. Step 6: Final answer
    x = 3,787.95

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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.