Home / 5,065.64-6,993.49-3,861.17

Finding the Fourth Proportional to 5,065.64, 6,993.49 and 3,861.17

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Solution

The fourth proportional to 5,065.64, 6,993.49 and 3,861.17 is: 5,330.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.64 : 6,993.49 = 3,861.17 : x
  2. Step 2: Convert to fraction form
    5,065.64/6,993.49 = 3,861.17/x
  3. Step 3: Cross multiply
    5,065.64x = 6,993.49 × 3,861.17
  4. Step 4: Simplify right side
    5,065.64x = 27,003,042.63
  5. Step 5: Solve for x
    x = 27,003,042.63/5,065.64
  6. Step 6: Final answer
    x = 5,330.63

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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.