Home / 6,558.49-9,836.19-1,878.43

Finding the Fourth Proportional to 6,558.49, 9,836.19 and 1,878.43

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Solution

The fourth proportional to 6,558.49, 9,836.19 and 1,878.43 is: 2,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.49 : 9,836.19 = 1,878.43 : x
  2. Step 2: Convert to fraction form
    6,558.49/9,836.19 = 1,878.43/x
  3. Step 3: Cross multiply
    6,558.49x = 9,836.19 × 1,878.43
  4. Step 4: Simplify right side
    6,558.49x = 18,476,594.38
  5. Step 5: Solve for x
    x = 18,476,594.38/6,558.49
  6. Step 6: Final answer
    x = 2,817.20

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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.