Home / 1,544.79-2,317.17-1,313.13

Finding the Fourth Proportional to 1,544.79, 2,317.17 and 1,313.13

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Solution

The fourth proportional to 1,544.79, 2,317.17 and 1,313.13 is: 1,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.79 : 2,317.17 = 1,313.13 : x
  2. Step 2: Convert to fraction form
    1,544.79/2,317.17 = 1,313.13/x
  3. Step 3: Cross multiply
    1,544.79x = 2,317.17 × 1,313.13
  4. Step 4: Simplify right side
    1,544.79x = 3,042,745.44
  5. Step 5: Solve for x
    x = 3,042,745.44/1,544.79
  6. Step 6: Final answer
    x = 1,969.68

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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.