Home / 4,527.28-6,786.78-1,753.12

Finding the Fourth Proportional to 4,527.28, 6,786.78 and 1,753.12

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Solution

The fourth proportional to 4,527.28, 6,786.78 and 1,753.12 is: 2,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.28 : 6,786.78 = 1,753.12 : x
  2. Step 2: Convert to fraction form
    4,527.28/6,786.78 = 1,753.12/x
  3. Step 3: Cross multiply
    4,527.28x = 6,786.78 × 1,753.12
  4. Step 4: Simplify right side
    4,527.28x = 11,898,039.75
  5. Step 5: Solve for x
    x = 11,898,039.75/4,527.28
  6. Step 6: Final answer
    x = 2,628.08

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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.