Home / 1,568.70-2,352.51-1,107.54

Finding the Fourth Proportional to 1,568.70, 2,352.51 and 1,107.54

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Solution

The fourth proportional to 1,568.70, 2,352.51 and 1,107.54 is: 1,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.70 : 2,352.51 = 1,107.54 : x
  2. Step 2: Convert to fraction form
    1,568.70/2,352.51 = 1,107.54/x
  3. Step 3: Cross multiply
    1,568.70x = 2,352.51 × 1,107.54
  4. Step 4: Simplify right side
    1,568.70x = 2,605,498.93
  5. Step 5: Solve for x
    x = 2,605,498.93/1,568.70
  6. Step 6: Final answer
    x = 1,660.93

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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.