Home / 8,463.28-11,673.84-5,812.12

Finding the Fourth Proportional to 8,463.28, 11,673.84 and 5,812.12

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Solution

The fourth proportional to 8,463.28, 11,673.84 and 5,812.12 is: 8,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.28 : 11,673.84 = 5,812.12 : x
  2. Step 2: Convert to fraction form
    8,463.28/11,673.84 = 5,812.12/x
  3. Step 3: Cross multiply
    8,463.28x = 11,673.84 × 5,812.12
  4. Step 4: Simplify right side
    8,463.28x = 67,849,758.94
  5. Step 5: Solve for x
    x = 67,849,758.94/8,463.28
  6. Step 6: Final answer
    x = 8,016.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.