Home / 2,308.11-3,459.15-845.88

Finding the Fourth Proportional to 2,308.11, 3,459.15 and 845.88

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Solution

The fourth proportional to 2,308.11, 3,459.15 and 845.88 is: 1,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.11 : 3,459.15 = 845.88 : x
  2. Step 2: Convert to fraction form
    2,308.11/3,459.15 = 845.88/x
  3. Step 3: Cross multiply
    2,308.11x = 3,459.15 × 845.88
  4. Step 4: Simplify right side
    2,308.11x = 2,926,025.80
  5. Step 5: Solve for x
    x = 2,926,025.80/2,308.11
  6. Step 6: Final answer
    x = 1,267.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.