Home / 2,210-3,316.24-1,903.84

Finding the Fourth Proportional to 2,210, 3,316.24 and 1,903.84

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Solution

The fourth proportional to 2,210, 3,316.24 and 1,903.84 is: 2,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210 : 3,316.24 = 1,903.84 : x
  2. Step 2: Convert to fraction form
    2,210/3,316.24 = 1,903.84/x
  3. Step 3: Cross multiply
    2,210x = 3,316.24 × 1,903.84
  4. Step 4: Simplify right side
    2,210x = 6,313,590.36
  5. Step 5: Solve for x
    x = 6,313,590.36/2,210
  6. Step 6: Final answer
    x = 2,856.83

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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.