Home / 3,351.64-5,027.40-1,376.84

Finding the Fourth Proportional to 3,351.64, 5,027.40 and 1,376.84

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Solution

The fourth proportional to 3,351.64, 5,027.40 and 1,376.84 is: 2,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.64 : 5,027.40 = 1,376.84 : x
  2. Step 2: Convert to fraction form
    3,351.64/5,027.40 = 1,376.84/x
  3. Step 3: Cross multiply
    3,351.64x = 5,027.40 × 1,376.84
  4. Step 4: Simplify right side
    3,351.64x = 6,921,925.42
  5. Step 5: Solve for x
    x = 6,921,925.42/3,351.64
  6. Step 6: Final answer
    x = 2,065.24

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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.