Home / 7,210.92-10,818.18-2,016.75

Finding the Fourth Proportional to 7,210.92, 10,818.18 and 2,016.75

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Solution

The fourth proportional to 7,210.92, 10,818.18 and 2,016.75 is: 3,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.92 : 10,818.18 = 2,016.75 : x
  2. Step 2: Convert to fraction form
    7,210.92/10,818.18 = 2,016.75/x
  3. Step 3: Cross multiply
    7,210.92x = 10,818.18 × 2,016.75
  4. Step 4: Simplify right side
    7,210.92x = 21,817,564.52
  5. Step 5: Solve for x
    x = 21,817,564.52/7,210.92
  6. Step 6: Final answer
    x = 3,025.63

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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.