Home / 8,812.29-12,161.73-4,834.18

Finding the Fourth Proportional to 8,812.29, 12,161.73 and 4,834.18

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Solution

The fourth proportional to 8,812.29, 12,161.73 and 4,834.18 is: 6,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.29 : 12,161.73 = 4,834.18 : x
  2. Step 2: Convert to fraction form
    8,812.29/12,161.73 = 4,834.18/x
  3. Step 3: Cross multiply
    8,812.29x = 12,161.73 × 4,834.18
  4. Step 4: Simplify right side
    8,812.29x = 58,791,991.93
  5. Step 5: Solve for x
    x = 58,791,991.93/8,812.29
  6. Step 6: Final answer
    x = 6,671.59

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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.