Home / 1,568.32-2,352.96-1,539.52

Finding the Fourth Proportional to 1,568.32, 2,352.96 and 1,539.52

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Solution

The fourth proportional to 1,568.32, 2,352.96 and 1,539.52 is: 2,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.32 : 2,352.96 = 1,539.52 : x
  2. Step 2: Convert to fraction form
    1,568.32/2,352.96 = 1,539.52/x
  3. Step 3: Cross multiply
    1,568.32x = 2,352.96 × 1,539.52
  4. Step 4: Simplify right side
    1,568.32x = 3,622,428.98
  5. Step 5: Solve for x
    x = 3,622,428.98/1,568.32
  6. Step 6: Final answer
    x = 2,309.75

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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.