Home / 3,709.84-5,116.68-2,383.66

Finding the Fourth Proportional to 3,709.84, 5,116.68 and 2,383.66

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Solution

The fourth proportional to 3,709.84, 5,116.68 and 2,383.66 is: 3,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.84 : 5,116.68 = 2,383.66 : x
  2. Step 2: Convert to fraction form
    3,709.84/5,116.68 = 2,383.66/x
  3. Step 3: Cross multiply
    3,709.84x = 5,116.68 × 2,383.66
  4. Step 4: Simplify right side
    3,709.84x = 12,196,425.45
  5. Step 5: Solve for x
    x = 12,196,425.45/3,709.84
  6. Step 6: Final answer
    x = 3,287.59

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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.