Home / 3,788.54-5,230.44-2,513.50

Finding the Fourth Proportional to 3,788.54, 5,230.44 and 2,513.50

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Solution

The fourth proportional to 3,788.54, 5,230.44 and 2,513.50 is: 3,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.54 : 5,230.44 = 2,513.50 : x
  2. Step 2: Convert to fraction form
    3,788.54/5,230.44 = 2,513.50/x
  3. Step 3: Cross multiply
    3,788.54x = 5,230.44 × 2,513.50
  4. Step 4: Simplify right side
    3,788.54x = 13,146,697.86
  5. Step 5: Solve for x
    x = 13,146,697.86/3,788.54
  6. Step 6: Final answer
    x = 3,470.12

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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.