Home / 3,560.54-5,340.74-1,611.38

Finding the Fourth Proportional to 3,560.54, 5,340.74 and 1,611.38

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Solution

The fourth proportional to 3,560.54, 5,340.74 and 1,611.38 is: 2,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.54 : 5,340.74 = 1,611.38 : x
  2. Step 2: Convert to fraction form
    3,560.54/5,340.74 = 1,611.38/x
  3. Step 3: Cross multiply
    3,560.54x = 5,340.74 × 1,611.38
  4. Step 4: Simplify right side
    3,560.54x = 8,605,961.62
  5. Step 5: Solve for x
    x = 8,605,961.62/3,560.54
  6. Step 6: Final answer
    x = 2,417.04

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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.