Home / 9,816.28-14,724.36-3,243

Finding the Fourth Proportional to 9,816.28, 14,724.36 and 3,243

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Solution

The fourth proportional to 9,816.28, 14,724.36 and 3,243 is: 4,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.28 : 14,724.36 = 3,243 : x
  2. Step 2: Convert to fraction form
    9,816.28/14,724.36 = 3,243/x
  3. Step 3: Cross multiply
    9,816.28x = 14,724.36 × 3,243
  4. Step 4: Simplify right side
    9,816.28x = 47,751,099.48
  5. Step 5: Solve for x
    x = 47,751,099.48/9,816.28
  6. Step 6: Final answer
    x = 4,864.48

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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.