Home / 2,319.73-3,496.92-2,122.69

Finding the Fourth Proportional to 2,319.73, 3,496.92 and 2,122.69

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Solution

The fourth proportional to 2,319.73, 3,496.92 and 2,122.69 is: 3,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.73 : 3,496.92 = 2,122.69 : x
  2. Step 2: Convert to fraction form
    2,319.73/3,496.92 = 2,122.69/x
  3. Step 3: Cross multiply
    2,319.73x = 3,496.92 × 2,122.69
  4. Step 4: Simplify right side
    2,319.73x = 7,422,877.11
  5. Step 5: Solve for x
    x = 7,422,877.11/2,319.73
  6. Step 6: Final answer
    x = 3,199.89

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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.