Home / 9,026.28-13,540.50-3,181.68

Finding the Fourth Proportional to 9,026.28, 13,540.50 and 3,181.68

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Solution

The fourth proportional to 9,026.28, 13,540.50 and 3,181.68 is: 4,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026.28 : 13,540.50 = 3,181.68 : x
  2. Step 2: Convert to fraction form
    9,026.28/13,540.50 = 3,181.68/x
  3. Step 3: Cross multiply
    9,026.28x = 13,540.50 × 3,181.68
  4. Step 4: Simplify right side
    9,026.28x = 43,081,538.04
  5. Step 5: Solve for x
    x = 43,081,538.04/9,026.28
  6. Step 6: Final answer
    x = 4,772.90

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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.