Home / 2,406.46-3,319.68-1,568.57

Finding the Fourth Proportional to 2,406.46, 3,319.68 and 1,568.57

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Solution

The fourth proportional to 2,406.46, 3,319.68 and 1,568.57 is: 2,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.46 : 3,319.68 = 1,568.57 : x
  2. Step 2: Convert to fraction form
    2,406.46/3,319.68 = 1,568.57/x
  3. Step 3: Cross multiply
    2,406.46x = 3,319.68 × 1,568.57
  4. Step 4: Simplify right side
    2,406.46x = 5,207,139.74
  5. Step 5: Solve for x
    x = 5,207,139.74/2,406.46
  6. Step 6: Final answer
    x = 2,163.82

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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.