Home / 2,391.04-3,299.71-1,447.01

Finding the Fourth Proportional to 2,391.04, 3,299.71 and 1,447.01

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Solution

The fourth proportional to 2,391.04, 3,299.71 and 1,447.01 is: 1,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.04 : 3,299.71 = 1,447.01 : x
  2. Step 2: Convert to fraction form
    2,391.04/3,299.71 = 1,447.01/x
  3. Step 3: Cross multiply
    2,391.04x = 3,299.71 × 1,447.01
  4. Step 4: Simplify right side
    2,391.04x = 4,774,710.09
  5. Step 5: Solve for x
    x = 4,774,710.09/2,391.04
  6. Step 6: Final answer
    x = 1,996.91

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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.