Home / 1,568.32-2,353.30-702.44

Finding the Fourth Proportional to 1,568.32, 2,353.30 and 702.44

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Solution

The fourth proportional to 1,568.32, 2,353.30 and 702.44 is: 1,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.32 : 2,353.30 = 702.44 : x
  2. Step 2: Convert to fraction form
    1,568.32/2,353.30 = 702.44/x
  3. Step 3: Cross multiply
    1,568.32x = 2,353.30 × 702.44
  4. Step 4: Simplify right side
    1,568.32x = 1,653,052.05
  5. Step 5: Solve for x
    x = 1,653,052.05/1,568.32
  6. Step 6: Final answer
    x = 1,054.03

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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.