Home / 3,103.23-4,286.17-2,262.58

Finding the Fourth Proportional to 3,103.23, 4,286.17 and 2,262.58

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Solution

The fourth proportional to 3,103.23, 4,286.17 and 2,262.58 is: 3,125.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.23 : 4,286.17 = 2,262.58 : x
  2. Step 2: Convert to fraction form
    3,103.23/4,286.17 = 2,262.58/x
  3. Step 3: Cross multiply
    3,103.23x = 4,286.17 × 2,262.58
  4. Step 4: Simplify right side
    3,103.23x = 9,697,802.52
  5. Step 5: Solve for x
    x = 9,697,802.52/3,103.23
  6. Step 6: Final answer
    x = 3,125.07

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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.