Home / 3,494.31-4,808.88-2,641.38

Finding the Fourth Proportional to 3,494.31, 4,808.88 and 2,641.38

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Solution

The fourth proportional to 3,494.31, 4,808.88 and 2,641.38 is: 3,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.31 : 4,808.88 = 2,641.38 : x
  2. Step 2: Convert to fraction form
    3,494.31/4,808.88 = 2,641.38/x
  3. Step 3: Cross multiply
    3,494.31x = 4,808.88 × 2,641.38
  4. Step 4: Simplify right side
    3,494.31x = 12,702,079.45
  5. Step 5: Solve for x
    x = 12,702,079.45/3,494.31
  6. Step 6: Final answer
    x = 3,635.08

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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.