Home / 1,299.14-1,792.33-1,133.04

Finding the Fourth Proportional to 1,299.14, 1,792.33 and 1,133.04

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Solution

The fourth proportional to 1,299.14, 1,792.33 and 1,133.04 is: 1,563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299.14 : 1,792.33 = 1,133.04 : x
  2. Step 2: Convert to fraction form
    1,299.14/1,792.33 = 1,133.04/x
  3. Step 3: Cross multiply
    1,299.14x = 1,792.33 × 1,133.04
  4. Step 4: Simplify right side
    1,299.14x = 2,030,775.39
  5. Step 5: Solve for x
    x = 2,030,775.39/1,299.14
  6. Step 6: Final answer
    x = 1,563.17

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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.