Home / 4,769.34-6,581.69-2,781.06

Finding the Fourth Proportional to 4,769.34, 6,581.69 and 2,781.06

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Solution

The fourth proportional to 4,769.34, 6,581.69 and 2,781.06 is: 3,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.34 : 6,581.69 = 2,781.06 : x
  2. Step 2: Convert to fraction form
    4,769.34/6,581.69 = 2,781.06/x
  3. Step 3: Cross multiply
    4,769.34x = 6,581.69 × 2,781.06
  4. Step 4: Simplify right side
    4,769.34x = 18,304,074.79
  5. Step 5: Solve for x
    x = 18,304,074.79/4,769.34
  6. Step 6: Final answer
    x = 3,837.86

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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.