Home / 3,769.08-5,206.62-3,432.40

Finding the Fourth Proportional to 3,769.08, 5,206.62 and 3,432.40

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Solution

The fourth proportional to 3,769.08, 5,206.62 and 3,432.40 is: 4,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.08 : 5,206.62 = 3,432.40 : x
  2. Step 2: Convert to fraction form
    3,769.08/5,206.62 = 3,432.40/x
  3. Step 3: Cross multiply
    3,769.08x = 5,206.62 × 3,432.40
  4. Step 4: Simplify right side
    3,769.08x = 17,871,202.49
  5. Step 5: Solve for x
    x = 17,871,202.49/3,769.08
  6. Step 6: Final answer
    x = 4,741.53

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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.