Home / 2,845.60-4,267.05-1,459.42

Finding the Fourth Proportional to 2,845.60, 4,267.05 and 1,459.42

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Solution

The fourth proportional to 2,845.60, 4,267.05 and 1,459.42 is: 2,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.60 : 4,267.05 = 1,459.42 : x
  2. Step 2: Convert to fraction form
    2,845.60/4,267.05 = 1,459.42/x
  3. Step 3: Cross multiply
    2,845.60x = 4,267.05 × 1,459.42
  4. Step 4: Simplify right side
    2,845.60x = 6,227,401.97
  5. Step 5: Solve for x
    x = 6,227,401.97/2,845.60
  6. Step 6: Final answer
    x = 2,188.43

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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.