Home / 3,376.11-5,062.64-1,528.70

Finding the Fourth Proportional to 3,376.11, 5,062.64 and 1,528.70

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Solution

The fourth proportional to 3,376.11, 5,062.64 and 1,528.70 is: 2,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.11 : 5,062.64 = 1,528.70 : x
  2. Step 2: Convert to fraction form
    3,376.11/5,062.64 = 1,528.70/x
  3. Step 3: Cross multiply
    3,376.11x = 5,062.64 × 1,528.70
  4. Step 4: Simplify right side
    3,376.11x = 7,739,257.77
  5. Step 5: Solve for x
    x = 7,739,257.77/3,376.11
  6. Step 6: Final answer
    x = 2,292.36

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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.