Home / 11,245.18-16,867.79-2,924.50

Finding the Fourth Proportional to 11,245.18, 16,867.79 and 2,924.50

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Solution

The fourth proportional to 11,245.18, 16,867.79 and 2,924.50 is: 4,386.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.18 : 16,867.79 = 2,924.50 : x
  2. Step 2: Convert to fraction form
    11,245.18/16,867.79 = 2,924.50/x
  3. Step 3: Cross multiply
    11,245.18x = 16,867.79 × 2,924.50
  4. Step 4: Simplify right side
    11,245.18x = 49,329,851.86
  5. Step 5: Solve for x
    x = 49,329,851.86/11,245.18
  6. Step 6: Final answer
    x = 4,386.76

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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.