Home / 4,066.81-5,607.56-3,318.44

Finding the Fourth Proportional to 4,066.81, 5,607.56 and 3,318.44

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Solution

The fourth proportional to 4,066.81, 5,607.56 and 3,318.44 is: 4,575.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.81 : 5,607.56 = 3,318.44 : x
  2. Step 2: Convert to fraction form
    4,066.81/5,607.56 = 3,318.44/x
  3. Step 3: Cross multiply
    4,066.81x = 5,607.56 × 3,318.44
  4. Step 4: Simplify right side
    4,066.81x = 18,608,331.66
  5. Step 5: Solve for x
    x = 18,608,331.66/4,066.81
  6. Step 6: Final answer
    x = 4,575.66

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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.