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Finding the Fourth Proportional to 4,066.07, 5,611.19 and 2,203.07

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Solution

The fourth proportional to 4,066.07, 5,611.19 and 2,203.07 is: 3,040.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.07 : 5,611.19 = 2,203.07 : x
  2. Step 2: Convert to fraction form
    4,066.07/5,611.19 = 2,203.07/x
  3. Step 3: Cross multiply
    4,066.07x = 5,611.19 × 2,203.07
  4. Step 4: Simplify right side
    4,066.07x = 12,361,805.28
  5. Step 5: Solve for x
    x = 12,361,805.28/4,066.07
  6. Step 6: Final answer
    x = 3,040.24

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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.