Home / 8,769.85-13,152.78-2,528.46

Finding the Fourth Proportional to 8,769.85, 13,152.78 and 2,528.46

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Solution

The fourth proportional to 8,769.85, 13,152.78 and 2,528.46 is: 3,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.85 : 13,152.78 = 2,528.46 : x
  2. Step 2: Convert to fraction form
    8,769.85/13,152.78 = 2,528.46/x
  3. Step 3: Cross multiply
    8,769.85x = 13,152.78 × 2,528.46
  4. Step 4: Simplify right side
    8,769.85x = 33,256,278.12
  5. Step 5: Solve for x
    x = 33,256,278.12/8,769.85
  6. Step 6: Final answer
    x = 3,792.12

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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.