Home / 3,540.08-4,885.86-2,548.64

Finding the Fourth Proportional to 3,540.08, 4,885.86 and 2,548.64

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Solution

The fourth proportional to 3,540.08, 4,885.86 and 2,548.64 is: 3,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.08 : 4,885.86 = 2,548.64 : x
  2. Step 2: Convert to fraction form
    3,540.08/4,885.86 = 2,548.64/x
  3. Step 3: Cross multiply
    3,540.08x = 4,885.86 × 2,548.64
  4. Step 4: Simplify right side
    3,540.08x = 12,452,298.23
  5. Step 5: Solve for x
    x = 12,452,298.23/3,540.08
  6. Step 6: Final answer
    x = 3,517.52

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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.