Home / 3,887.10-5,363.96-2,314.89

Finding the Fourth Proportional to 3,887.10, 5,363.96 and 2,314.89

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Solution

The fourth proportional to 3,887.10, 5,363.96 and 2,314.89 is: 3,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.10 : 5,363.96 = 2,314.89 : x
  2. Step 2: Convert to fraction form
    3,887.10/5,363.96 = 2,314.89/x
  3. Step 3: Cross multiply
    3,887.10x = 5,363.96 × 2,314.89
  4. Step 4: Simplify right side
    3,887.10x = 12,416,965.79
  5. Step 5: Solve for x
    x = 12,416,965.79/3,887.10
  6. Step 6: Final answer
    x = 3,194.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.