Home / 3,949.76-5,924.64-1,610

Finding the Fourth Proportional to 3,949.76, 5,924.64 and 1,610

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Solution

The fourth proportional to 3,949.76, 5,924.64 and 1,610 is: 2,415

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.76 : 5,924.64 = 1,610 : x
  2. Step 2: Convert to fraction form
    3,949.76/5,924.64 = 1,610/x
  3. Step 3: Cross multiply
    3,949.76x = 5,924.64 × 1,610
  4. Step 4: Simplify right side
    3,949.76x = 9,538,670.40
  5. Step 5: Solve for x
    x = 9,538,670.40/3,949.76
  6. Step 6: Final answer
    x = 2,415

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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.