Home / 2,270.08-3,403.67-709.61

Finding the Fourth Proportional to 2,270.08, 3,403.67 and 709.61

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Solution

The fourth proportional to 2,270.08, 3,403.67 and 709.61 is: 1,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.08 : 3,403.67 = 709.61 : x
  2. Step 2: Convert to fraction form
    2,270.08/3,403.67 = 709.61/x
  3. Step 3: Cross multiply
    2,270.08x = 3,403.67 × 709.61
  4. Step 4: Simplify right side
    2,270.08x = 2,415,280.84
  5. Step 5: Solve for x
    x = 2,415,280.84/2,270.08
  6. Step 6: Final answer
    x = 1,063.96

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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.