Home / 3,385.26-5,071.68-1,737.72

Finding the Fourth Proportional to 3,385.26, 5,071.68 and 1,737.72

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Solution

The fourth proportional to 3,385.26, 5,071.68 and 1,737.72 is: 2,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.26 : 5,071.68 = 1,737.72 : x
  2. Step 2: Convert to fraction form
    3,385.26/5,071.68 = 1,737.72/x
  3. Step 3: Cross multiply
    3,385.26x = 5,071.68 × 1,737.72
  4. Step 4: Simplify right side
    3,385.26x = 8,813,159.77
  5. Step 5: Solve for x
    x = 8,813,159.77/3,385.26
  6. Step 6: Final answer
    x = 2,603.39

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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.