Home / 3,548.48-5,311.11-2,611.18

Finding the Fourth Proportional to 3,548.48, 5,311.11 and 2,611.18

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Solution

The fourth proportional to 3,548.48, 5,311.11 and 2,611.18 is: 3,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.48 : 5,311.11 = 2,611.18 : x
  2. Step 2: Convert to fraction form
    3,548.48/5,311.11 = 2,611.18/x
  3. Step 3: Cross multiply
    3,548.48x = 5,311.11 × 2,611.18
  4. Step 4: Simplify right side
    3,548.48x = 13,868,250.93
  5. Step 5: Solve for x
    x = 13,868,250.93/3,548.48
  6. Step 6: Final answer
    x = 3,908.22

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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.