Home / 2,824.86-3,898.44-1,630.02

Finding the Fourth Proportional to 2,824.86, 3,898.44 and 1,630.02

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Solution

The fourth proportional to 2,824.86, 3,898.44 and 1,630.02 is: 2,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.86 : 3,898.44 = 1,630.02 : x
  2. Step 2: Convert to fraction form
    2,824.86/3,898.44 = 1,630.02/x
  3. Step 3: Cross multiply
    2,824.86x = 3,898.44 × 1,630.02
  4. Step 4: Simplify right side
    2,824.86x = 6,354,535.17
  5. Step 5: Solve for x
    x = 6,354,535.17/2,824.86
  6. Step 6: Final answer
    x = 2,249.50

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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.