Home / 8,289.44-12,432.36-2,741.48

Finding the Fourth Proportional to 8,289.44, 12,432.36 and 2,741.48

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Solution

The fourth proportional to 8,289.44, 12,432.36 and 2,741.48 is: 4,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.44 : 12,432.36 = 2,741.48 : x
  2. Step 2: Convert to fraction form
    8,289.44/12,432.36 = 2,741.48/x
  3. Step 3: Cross multiply
    8,289.44x = 12,432.36 × 2,741.48
  4. Step 4: Simplify right side
    8,289.44x = 34,083,066.29
  5. Step 5: Solve for x
    x = 34,083,066.29/8,289.44
  6. Step 6: Final answer
    x = 4,111.62

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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.