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Finding the Fourth Proportional to 4,066.02, 5,611.08 and 2,203.02

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Solution

The fourth proportional to 4,066.02, 5,611.08 and 2,203.02 is: 3,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.02 : 5,611.08 = 2,203.02 : x
  2. Step 2: Convert to fraction form
    4,066.02/5,611.08 = 2,203.02/x
  3. Step 3: Cross multiply
    4,066.02x = 5,611.08 × 2,203.02
  4. Step 4: Simplify right side
    4,066.02x = 12,361,321.46
  5. Step 5: Solve for x
    x = 12,361,321.46/4,066.02
  6. Step 6: Final answer
    x = 3,040.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.