Home / 2,347.16-3,238.94-1,299.25

Finding the Fourth Proportional to 2,347.16, 3,238.94 and 1,299.25

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Solution

The fourth proportional to 2,347.16, 3,238.94 and 1,299.25 is: 1,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.16 : 3,238.94 = 1,299.25 : x
  2. Step 2: Convert to fraction form
    2,347.16/3,238.94 = 1,299.25/x
  3. Step 3: Cross multiply
    2,347.16x = 3,238.94 × 1,299.25
  4. Step 4: Simplify right side
    2,347.16x = 4,208,170.10
  5. Step 5: Solve for x
    x = 4,208,170.10/2,347.16
  6. Step 6: Final answer
    x = 1,792.88

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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.