Home / 3,486.66-4,809.33-2,228.10

Finding the Fourth Proportional to 3,486.66, 4,809.33 and 2,228.10

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Solution

The fourth proportional to 3,486.66, 4,809.33 and 2,228.10 is: 3,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.66 : 4,809.33 = 2,228.10 : x
  2. Step 2: Convert to fraction form
    3,486.66/4,809.33 = 2,228.10/x
  3. Step 3: Cross multiply
    3,486.66x = 4,809.33 × 2,228.10
  4. Step 4: Simplify right side
    3,486.66x = 10,715,668.17
  5. Step 5: Solve for x
    x = 10,715,668.17/3,486.66
  6. Step 6: Final answer
    x = 3,073.33

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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.