Home / 4,165.60-5,747.82-2,486.94

Finding the Fourth Proportional to 4,165.60, 5,747.82 and 2,486.94

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Solution

The fourth proportional to 4,165.60, 5,747.82 and 2,486.94 is: 3,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.60 : 5,747.82 = 2,486.94 : x
  2. Step 2: Convert to fraction form
    4,165.60/5,747.82 = 2,486.94/x
  3. Step 3: Cross multiply
    4,165.60x = 5,747.82 × 2,486.94
  4. Step 4: Simplify right side
    4,165.60x = 14,294,483.47
  5. Step 5: Solve for x
    x = 14,294,483.47/4,165.60
  6. Step 6: Final answer
    x = 3,431.55

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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.