Home / 3,625.57-5,438.35-1,677.52

Finding the Fourth Proportional to 3,625.57, 5,438.35 and 1,677.52

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Solution

The fourth proportional to 3,625.57, 5,438.35 and 1,677.52 is: 2,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.57 : 5,438.35 = 1,677.52 : x
  2. Step 2: Convert to fraction form
    3,625.57/5,438.35 = 1,677.52/x
  3. Step 3: Cross multiply
    3,625.57x = 5,438.35 × 1,677.52
  4. Step 4: Simplify right side
    3,625.57x = 9,122,913.70
  5. Step 5: Solve for x
    x = 9,122,913.70/3,625.57
  6. Step 6: Final answer
    x = 2,516.27

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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.