Home / 3,769.34-5,204.16-2,355.20

Finding the Fourth Proportional to 3,769.34, 5,204.16 and 2,355.20

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Solution

The fourth proportional to 3,769.34, 5,204.16 and 2,355.20 is: 3,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.34 : 5,204.16 = 2,355.20 : x
  2. Step 2: Convert to fraction form
    3,769.34/5,204.16 = 2,355.20/x
  3. Step 3: Cross multiply
    3,769.34x = 5,204.16 × 2,355.20
  4. Step 4: Simplify right side
    3,769.34x = 12,256,837.63
  5. Step 5: Solve for x
    x = 12,256,837.63/3,769.34
  6. Step 6: Final answer
    x = 3,251.72

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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.