Home / 2,243.32-3,095.85-1,299.02

Finding the Fourth Proportional to 2,243.32, 3,095.85 and 1,299.02

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Solution

The fourth proportional to 2,243.32, 3,095.85 and 1,299.02 is: 1,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.32 : 3,095.85 = 1,299.02 : x
  2. Step 2: Convert to fraction form
    2,243.32/3,095.85 = 1,299.02/x
  3. Step 3: Cross multiply
    2,243.32x = 3,095.85 × 1,299.02
  4. Step 4: Simplify right side
    2,243.32x = 4,021,564.57
  5. Step 5: Solve for x
    x = 4,021,564.57/2,243.32
  6. Step 6: Final answer
    x = 1,792.69

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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.