Home / 3,087.42-4,264.38-2,246.79

Finding the Fourth Proportional to 3,087.42, 4,264.38 and 2,246.79

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Solution

The fourth proportional to 3,087.42, 4,264.38 and 2,246.79 is: 3,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.42 : 4,264.38 = 2,246.79 : x
  2. Step 2: Convert to fraction form
    3,087.42/4,264.38 = 2,246.79/x
  3. Step 3: Cross multiply
    3,087.42x = 4,264.38 × 2,246.79
  4. Step 4: Simplify right side
    3,087.42x = 9,581,166.34
  5. Step 5: Solve for x
    x = 9,581,166.34/3,087.42
  6. Step 6: Final answer
    x = 3,103.29

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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.