Home / 9,811.75-14,724.24-3,655.75

Finding the Fourth Proportional to 9,811.75, 14,724.24 and 3,655.75

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Solution

The fourth proportional to 9,811.75, 14,724.24 and 3,655.75 is: 5,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.75 : 14,724.24 = 3,655.75 : x
  2. Step 2: Convert to fraction form
    9,811.75/14,724.24 = 3,655.75/x
  3. Step 3: Cross multiply
    9,811.75x = 14,724.24 × 3,655.75
  4. Step 4: Simplify right side
    9,811.75x = 53,828,140.38
  5. Step 5: Solve for x
    x = 53,828,140.38/9,811.75
  6. Step 6: Final answer
    x = 5,486.09

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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.