Home / 9,144.28-13,724.93-3,601.45

Finding the Fourth Proportional to 9,144.28, 13,724.93 and 3,601.45

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Solution

The fourth proportional to 9,144.28, 13,724.93 and 3,601.45 is: 5,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.28 : 13,724.93 = 3,601.45 : x
  2. Step 2: Convert to fraction form
    9,144.28/13,724.93 = 3,601.45/x
  3. Step 3: Cross multiply
    9,144.28x = 13,724.93 × 3,601.45
  4. Step 4: Simplify right side
    9,144.28x = 49,429,649.15
  5. Step 5: Solve for x
    x = 49,429,649.15/9,144.28
  6. Step 6: Final answer
    x = 5,405.53

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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.