Home / 3,800.82-5,701.74-1,335.06

Finding the Fourth Proportional to 3,800.82, 5,701.74 and 1,335.06

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Solution

The fourth proportional to 3,800.82, 5,701.74 and 1,335.06 is: 2,002.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.82 : 5,701.74 = 1,335.06 : x
  2. Step 2: Convert to fraction form
    3,800.82/5,701.74 = 1,335.06/x
  3. Step 3: Cross multiply
    3,800.82x = 5,701.74 × 1,335.06
  4. Step 4: Simplify right side
    3,800.82x = 7,612,165.00
  5. Step 5: Solve for x
    x = 7,612,165.00/3,800.82
  6. Step 6: Final answer
    x = 2,002.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.