Home / 8,812.20-12,160.83-4,833.38

Finding the Fourth Proportional to 8,812.20, 12,160.83 and 4,833.38

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Solution

The fourth proportional to 8,812.20, 12,160.83 and 4,833.38 is: 6,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.20 : 12,160.83 = 4,833.38 : x
  2. Step 2: Convert to fraction form
    8,812.20/12,160.83 = 4,833.38/x
  3. Step 3: Cross multiply
    8,812.20x = 12,160.83 × 4,833.38
  4. Step 4: Simplify right side
    8,812.20x = 58,777,912.51
  5. Step 5: Solve for x
    x = 58,777,912.51/8,812.20
  6. Step 6: Final answer
    x = 6,670.06

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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.