Home / 2,297.48-3,167.66-1,900.79

Finding the Fourth Proportional to 2,297.48, 3,167.66 and 1,900.79

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Solution

The fourth proportional to 2,297.48, 3,167.66 and 1,900.79 is: 2,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.48 : 3,167.66 = 1,900.79 : x
  2. Step 2: Convert to fraction form
    2,297.48/3,167.66 = 1,900.79/x
  3. Step 3: Cross multiply
    2,297.48x = 3,167.66 × 1,900.79
  4. Step 4: Simplify right side
    2,297.48x = 6,021,046.95
  5. Step 5: Solve for x
    x = 6,021,046.95/2,297.48
  6. Step 6: Final answer
    x = 2,620.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.