Home / 3,625.34-5,438.25-1,160.36

Finding the Fourth Proportional to 3,625.34, 5,438.25 and 1,160.36

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Solution

The fourth proportional to 3,625.34, 5,438.25 and 1,160.36 is: 1,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.34 : 5,438.25 = 1,160.36 : x
  2. Step 2: Convert to fraction form
    3,625.34/5,438.25 = 1,160.36/x
  3. Step 3: Cross multiply
    3,625.34x = 5,438.25 × 1,160.36
  4. Step 4: Simplify right side
    3,625.34x = 6,310,327.77
  5. Step 5: Solve for x
    x = 6,310,327.77/3,625.34
  6. Step 6: Final answer
    x = 1,740.62

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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.