Home / 3,319.76-4,581.01-1,903.43

Finding the Fourth Proportional to 3,319.76, 4,581.01 and 1,903.43

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Solution

The fourth proportional to 3,319.76, 4,581.01 and 1,903.43 is: 2,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.76 : 4,581.01 = 1,903.43 : x
  2. Step 2: Convert to fraction form
    3,319.76/4,581.01 = 1,903.43/x
  3. Step 3: Cross multiply
    3,319.76x = 4,581.01 × 1,903.43
  4. Step 4: Simplify right side
    3,319.76x = 8,719,631.86
  5. Step 5: Solve for x
    x = 8,719,631.86/3,319.76
  6. Step 6: Final answer
    x = 2,626.59

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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.