Home / 3,066.66-4,234.38-2,357.40

Finding the Fourth Proportional to 3,066.66, 4,234.38 and 2,357.40

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Solution

The fourth proportional to 3,066.66, 4,234.38 and 2,357.40 is: 3,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.66 : 4,234.38 = 2,357.40 : x
  2. Step 2: Convert to fraction form
    3,066.66/4,234.38 = 2,357.40/x
  3. Step 3: Cross multiply
    3,066.66x = 4,234.38 × 2,357.40
  4. Step 4: Simplify right side
    3,066.66x = 9,982,134.45
  5. Step 5: Solve for x
    x = 9,982,134.45/3,066.66
  6. Step 6: Final answer
    x = 3,255.05

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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.