Home / 2,497.23-3,759.62-2,191.05

Finding the Fourth Proportional to 2,497.23, 3,759.62 and 2,191.05

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Solution

The fourth proportional to 2,497.23, 3,759.62 and 2,191.05 is: 3,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.23 : 3,759.62 = 2,191.05 : x
  2. Step 2: Convert to fraction form
    2,497.23/3,759.62 = 2,191.05/x
  3. Step 3: Cross multiply
    2,497.23x = 3,759.62 × 2,191.05
  4. Step 4: Simplify right side
    2,497.23x = 8,237,504.45
  5. Step 5: Solve for x
    x = 8,237,504.45/2,497.23
  6. Step 6: Final answer
    x = 3,298.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.