Home / 3,445.38-5,168.16-1,799.76

Finding the Fourth Proportional to 3,445.38, 5,168.16 and 1,799.76

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Solution

The fourth proportional to 3,445.38, 5,168.16 and 1,799.76 is: 2,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.38 : 5,168.16 = 1,799.76 : x
  2. Step 2: Convert to fraction form
    3,445.38/5,168.16 = 1,799.76/x
  3. Step 3: Cross multiply
    3,445.38x = 5,168.16 × 1,799.76
  4. Step 4: Simplify right side
    3,445.38x = 9,301,447.64
  5. Step 5: Solve for x
    x = 9,301,447.64/3,445.38
  6. Step 6: Final answer
    x = 2,699.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.