Home / 2,382.98-3,567.86-1,796.20

Finding the Fourth Proportional to 2,382.98, 3,567.86 and 1,796.20

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Solution

The fourth proportional to 2,382.98, 3,567.86 and 1,796.20 is: 2,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.98 : 3,567.86 = 1,796.20 : x
  2. Step 2: Convert to fraction form
    2,382.98/3,567.86 = 1,796.20/x
  3. Step 3: Cross multiply
    2,382.98x = 3,567.86 × 1,796.20
  4. Step 4: Simplify right side
    2,382.98x = 6,408,599.11
  5. Step 5: Solve for x
    x = 6,408,599.11/2,382.98
  6. Step 6: Final answer
    x = 2,689.32

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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.