Home / 3,926.56-5,416.40-2,452

Finding the Fourth Proportional to 3,926.56, 5,416.40 and 2,452

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Solution

The fourth proportional to 3,926.56, 5,416.40 and 2,452 is: 3,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.56 : 5,416.40 = 2,452 : x
  2. Step 2: Convert to fraction form
    3,926.56/5,416.40 = 2,452/x
  3. Step 3: Cross multiply
    3,926.56x = 5,416.40 × 2,452
  4. Step 4: Simplify right side
    3,926.56x = 13,281,012.80
  5. Step 5: Solve for x
    x = 13,281,012.80/3,926.56
  6. Step 6: Final answer
    x = 3,382.35

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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.