Home / 3,116.11-4,304.99-2,648.98

Finding the Fourth Proportional to 3,116.11, 4,304.99 and 2,648.98

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Solution

The fourth proportional to 3,116.11, 4,304.99 and 2,648.98 is: 3,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.11 : 4,304.99 = 2,648.98 : x
  2. Step 2: Convert to fraction form
    3,116.11/4,304.99 = 2,648.98/x
  3. Step 3: Cross multiply
    3,116.11x = 4,304.99 × 2,648.98
  4. Step 4: Simplify right side
    3,116.11x = 11,403,832.41
  5. Step 5: Solve for x
    x = 11,403,832.41/3,116.11
  6. Step 6: Final answer
    x = 3,659.64

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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.