Home / 6,865.46-9,473.96-3,881.13

Finding the Fourth Proportional to 6,865.46, 9,473.96 and 3,881.13

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Solution

The fourth proportional to 6,865.46, 9,473.96 and 3,881.13 is: 5,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.46 : 9,473.96 = 3,881.13 : x
  2. Step 2: Convert to fraction form
    6,865.46/9,473.96 = 3,881.13/x
  3. Step 3: Cross multiply
    6,865.46x = 9,473.96 × 3,881.13
  4. Step 4: Simplify right side
    6,865.46x = 36,769,680.08
  5. Step 5: Solve for x
    x = 36,769,680.08/6,865.46
  6. Step 6: Final answer
    x = 5,355.75

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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.