Home / 10,288.74-14,198.46-5,812.28

Finding the Fourth Proportional to 10,288.74, 14,198.46 and 5,812.28

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Solution

The fourth proportional to 10,288.74, 14,198.46 and 5,812.28 is: 8,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.74 : 14,198.46 = 5,812.28 : x
  2. Step 2: Convert to fraction form
    10,288.74/14,198.46 = 5,812.28/x
  3. Step 3: Cross multiply
    10,288.74x = 14,198.46 × 5,812.28
  4. Step 4: Simplify right side
    10,288.74x = 82,525,425.09
  5. Step 5: Solve for x
    x = 82,525,425.09/10,288.74
  6. Step 6: Final answer
    x = 8,020.95

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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.