Home / 11,040.75-16,557.08-3,643.02

Finding the Fourth Proportional to 11,040.75, 16,557.08 and 3,643.02

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Solution

The fourth proportional to 11,040.75, 16,557.08 and 3,643.02 is: 5,463.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.75 : 16,557.08 = 3,643.02 : x
  2. Step 2: Convert to fraction form
    11,040.75/16,557.08 = 3,643.02/x
  3. Step 3: Cross multiply
    11,040.75x = 16,557.08 × 3,643.02
  4. Step 4: Simplify right side
    11,040.75x = 60,317,755.37
  5. Step 5: Solve for x
    x = 60,317,755.37/11,040.75
  6. Step 6: Final answer
    x = 5,463.19

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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.