Home / 10,244.80-14,138.58-5,769.04

Finding the Fourth Proportional to 10,244.80, 14,138.58 and 5,769.04

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Solution

The fourth proportional to 10,244.80, 14,138.58 and 5,769.04 is: 7,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.80 : 14,138.58 = 5,769.04 : x
  2. Step 2: Convert to fraction form
    10,244.80/14,138.58 = 5,769.04/x
  3. Step 3: Cross multiply
    10,244.80x = 14,138.58 × 5,769.04
  4. Step 4: Simplify right side
    10,244.80x = 81,566,033.56
  5. Step 5: Solve for x
    x = 81,566,033.56/10,244.80
  6. Step 6: Final answer
    x = 7,961.70

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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.