Home / 2,840.41-4,261.12-966.48

Finding the Fourth Proportional to 2,840.41, 4,261.12 and 966.48

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Solution

The fourth proportional to 2,840.41, 4,261.12 and 966.48 is: 1,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.41 : 4,261.12 = 966.48 : x
  2. Step 2: Convert to fraction form
    2,840.41/4,261.12 = 966.48/x
  3. Step 3: Cross multiply
    2,840.41x = 4,261.12 × 966.48
  4. Step 4: Simplify right side
    2,840.41x = 4,118,265.95
  5. Step 5: Solve for x
    x = 4,118,265.95/2,840.41
  6. Step 6: Final answer
    x = 1,449.88

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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.