Home / 2,707.67-4,061.49-2,215.59

Finding the Fourth Proportional to 2,707.67, 4,061.49 and 2,215.59

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Solution

The fourth proportional to 2,707.67, 4,061.49 and 2,215.59 is: 3,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.67 : 4,061.49 = 2,215.59 : x
  2. Step 2: Convert to fraction form
    2,707.67/4,061.49 = 2,215.59/x
  3. Step 3: Cross multiply
    2,707.67x = 4,061.49 × 2,215.59
  4. Step 4: Simplify right side
    2,707.67x = 8,998,596.63
  5. Step 5: Solve for x
    x = 8,998,596.63/2,707.67
  6. Step 6: Final answer
    x = 3,323.38

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1.5x scale

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.