Home / 5,065.11-6,989.01-3,383.82

Finding the Fourth Proportional to 5,065.11, 6,989.01 and 3,383.82

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Solution

The fourth proportional to 5,065.11, 6,989.01 and 3,383.82 is: 4,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.11 : 6,989.01 = 3,383.82 : x
  2. Step 2: Convert to fraction form
    5,065.11/6,989.01 = 3,383.82/x
  3. Step 3: Cross multiply
    5,065.11x = 6,989.01 × 3,383.82
  4. Step 4: Simplify right side
    5,065.11x = 23,649,551.82
  5. Step 5: Solve for x
    x = 23,649,551.82/5,065.11
  6. Step 6: Final answer
    x = 4,669.11

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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.