Home / 3,830.18-5,743.73-1,488.87

Finding the Fourth Proportional to 3,830.18, 5,743.73 and 1,488.87

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Solution

The fourth proportional to 3,830.18, 5,743.73 and 1,488.87 is: 2,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.18 : 5,743.73 = 1,488.87 : x
  2. Step 2: Convert to fraction form
    3,830.18/5,743.73 = 1,488.87/x
  3. Step 3: Cross multiply
    3,830.18x = 5,743.73 × 1,488.87
  4. Step 4: Simplify right side
    3,830.18x = 8,551,671.01
  5. Step 5: Solve for x
    x = 8,551,671.01/3,830.18
  6. Step 6: Final answer
    x = 2,232.71

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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.