Home / 4,066.28-5,611.47-2,203.28

Finding the Fourth Proportional to 4,066.28, 5,611.47 and 2,203.28

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Solution

The fourth proportional to 4,066.28, 5,611.47 and 2,203.28 is: 3,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.28 : 5,611.47 = 2,203.28 : x
  2. Step 2: Convert to fraction form
    4,066.28/5,611.47 = 2,203.28/x
  3. Step 3: Cross multiply
    4,066.28x = 5,611.47 × 2,203.28
  4. Step 4: Simplify right side
    4,066.28x = 12,363,639.62
  5. Step 5: Solve for x
    x = 12,363,639.62/4,066.28
  6. Step 6: Final answer
    x = 3,040.53

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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.