Home / 2,370.48-3,561.92-2,222.88

Finding the Fourth Proportional to 2,370.48, 3,561.92 and 2,222.88

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Solution

The fourth proportional to 2,370.48, 3,561.92 and 2,222.88 is: 3,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.48 : 3,561.92 = 2,222.88 : x
  2. Step 2: Convert to fraction form
    2,370.48/3,561.92 = 2,222.88/x
  3. Step 3: Cross multiply
    2,370.48x = 3,561.92 × 2,222.88
  4. Step 4: Simplify right side
    2,370.48x = 7,917,720.73
  5. Step 5: Solve for x
    x = 7,917,720.73/2,370.48
  6. Step 6: Final answer
    x = 3,340.13

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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.