Home / 2,878.38-4,317.62-1,030.82

Finding the Fourth Proportional to 2,878.38, 4,317.62 and 1,030.82

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Solution

The fourth proportional to 2,878.38, 4,317.62 and 1,030.82 is: 1,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878.38 : 4,317.62 = 1,030.82 : x
  2. Step 2: Convert to fraction form
    2,878.38/4,317.62 = 1,030.82/x
  3. Step 3: Cross multiply
    2,878.38x = 4,317.62 × 1,030.82
  4. Step 4: Simplify right side
    2,878.38x = 4,450,689.05
  5. Step 5: Solve for x
    x = 4,450,689.05/2,878.38
  6. Step 6: Final answer
    x = 1,546.25

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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.