Home / 1,568.34-2,350.35-1,382.58

Finding the Fourth Proportional to 1,568.34, 2,350.35 and 1,382.58

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Solution

The fourth proportional to 1,568.34, 2,350.35 and 1,382.58 is: 2,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.34 : 2,350.35 = 1,382.58 : x
  2. Step 2: Convert to fraction form
    1,568.34/2,350.35 = 1,382.58/x
  3. Step 3: Cross multiply
    1,568.34x = 2,350.35 × 1,382.58
  4. Step 4: Simplify right side
    1,568.34x = 3,249,546.90
  5. Step 5: Solve for x
    x = 3,249,546.90/1,568.34
  6. Step 6: Final answer
    x = 2,071.97

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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.