Home / 5,338.92-8,008.56-1,443.36

Finding the Fourth Proportional to 5,338.92, 8,008.56 and 1,443.36

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Solution

The fourth proportional to 5,338.92, 8,008.56 and 1,443.36 is: 2,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.92 : 8,008.56 = 1,443.36 : x
  2. Step 2: Convert to fraction form
    5,338.92/8,008.56 = 1,443.36/x
  3. Step 3: Cross multiply
    5,338.92x = 8,008.56 × 1,443.36
  4. Step 4: Simplify right side
    5,338.92x = 11,559,235.16
  5. Step 5: Solve for x
    x = 11,559,235.16/5,338.92
  6. Step 6: Final answer
    x = 2,165.09

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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.