Home / 3,574.15-5,360.60-1,625.90

Finding the Fourth Proportional to 3,574.15, 5,360.60 and 1,625.90

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Solution

The fourth proportional to 3,574.15, 5,360.60 and 1,625.90 is: 2,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.15 : 5,360.60 = 1,625.90 : x
  2. Step 2: Convert to fraction form
    3,574.15/5,360.60 = 1,625.90/x
  3. Step 3: Cross multiply
    3,574.15x = 5,360.60 × 1,625.90
  4. Step 4: Simplify right side
    3,574.15x = 8,715,776.80
  5. Step 5: Solve for x
    x = 8,715,776.80/3,574.15
  6. Step 6: Final answer
    x = 2,438.56

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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.