Home / 2,292.14-3,162.97-1,347.97

Finding the Fourth Proportional to 2,292.14, 3,162.97 and 1,347.97

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Solution

The fourth proportional to 2,292.14, 3,162.97 and 1,347.97 is: 1,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.14 : 3,162.97 = 1,347.97 : x
  2. Step 2: Convert to fraction form
    2,292.14/3,162.97 = 1,347.97/x
  3. Step 3: Cross multiply
    2,292.14x = 3,162.97 × 1,347.97
  4. Step 4: Simplify right side
    2,292.14x = 4,263,588.67
  5. Step 5: Solve for x
    x = 4,263,588.67/2,292.14
  6. Step 6: Final answer
    x = 1,860.09

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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.