Home / 2,246.43-3,369.48-929.85

Finding the Fourth Proportional to 2,246.43, 3,369.48 and 929.85

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Solution

The fourth proportional to 2,246.43, 3,369.48 and 929.85 is: 1,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.43 : 3,369.48 = 929.85 : x
  2. Step 2: Convert to fraction form
    2,246.43/3,369.48 = 929.85/x
  3. Step 3: Cross multiply
    2,246.43x = 3,369.48 × 929.85
  4. Step 4: Simplify right side
    2,246.43x = 3,133,094.86
  5. Step 5: Solve for x
    x = 3,133,094.86/2,246.43
  6. Step 6: Final answer
    x = 1,394.70

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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.