Home / 8,154.96-12,233.88-2,608.48

Finding the Fourth Proportional to 8,154.96, 12,233.88 and 2,608.48

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Solution

The fourth proportional to 8,154.96, 12,233.88 and 2,608.48 is: 3,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.96 : 12,233.88 = 2,608.48 : x
  2. Step 2: Convert to fraction form
    8,154.96/12,233.88 = 2,608.48/x
  3. Step 3: Cross multiply
    8,154.96x = 12,233.88 × 2,608.48
  4. Step 4: Simplify right side
    8,154.96x = 31,911,831.30
  5. Step 5: Solve for x
    x = 31,911,831.30/8,154.96
  6. Step 6: Final answer
    x = 3,913.18

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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.