Home / 4,371.11-6,554.62-1,409.00

Finding the Fourth Proportional to 4,371.11, 6,554.62 and 1,409.00

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Solution

The fourth proportional to 4,371.11, 6,554.62 and 1,409.00 is: 2,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.11 : 6,554.62 = 1,409.00 : x
  2. Step 2: Convert to fraction form
    4,371.11/6,554.62 = 1,409.00/x
  3. Step 3: Cross multiply
    4,371.11x = 6,554.62 × 1,409.00
  4. Step 4: Simplify right side
    4,371.11x = 9,235,428.57
  5. Step 5: Solve for x
    x = 9,235,428.57/4,371.11
  6. Step 6: Final answer
    x = 2,112.83

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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.