Home / 3,349.64-5,026.80-1,375.42

Finding the Fourth Proportional to 3,349.64, 5,026.80 and 1,375.42

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Solution

The fourth proportional to 3,349.64, 5,026.80 and 1,375.42 is: 2,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.64 : 5,026.80 = 1,375.42 : x
  2. Step 2: Convert to fraction form
    3,349.64/5,026.80 = 1,375.42/x
  3. Step 3: Cross multiply
    3,349.64x = 5,026.80 × 1,375.42
  4. Step 4: Simplify right side
    3,349.64x = 6,913,946.53
  5. Step 5: Solve for x
    x = 6,913,946.53/3,349.64
  6. Step 6: Final answer
    x = 2,064.09

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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.