Home / 8,746.43-13,116.23-3,812.70

Finding the Fourth Proportional to 8,746.43, 13,116.23 and 3,812.70

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Solution

The fourth proportional to 8,746.43, 13,116.23 and 3,812.70 is: 5,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.43 : 13,116.23 = 3,812.70 : x
  2. Step 2: Convert to fraction form
    8,746.43/13,116.23 = 3,812.70/x
  3. Step 3: Cross multiply
    8,746.43x = 13,116.23 × 3,812.70
  4. Step 4: Simplify right side
    8,746.43x = 50,008,183.87
  5. Step 5: Solve for x
    x = 50,008,183.87/8,746.43
  6. Step 6: Final answer
    x = 5,717.55

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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.