Home / 6,881.56-10,316.77-3,186.14

Finding the Fourth Proportional to 6,881.56, 10,316.77 and 3,186.14

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Solution

The fourth proportional to 6,881.56, 10,316.77 and 3,186.14 is: 4,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.56 : 10,316.77 = 3,186.14 : x
  2. Step 2: Convert to fraction form
    6,881.56/10,316.77 = 3,186.14/x
  3. Step 3: Cross multiply
    6,881.56x = 10,316.77 × 3,186.14
  4. Step 4: Simplify right side
    6,881.56x = 32,870,614.02
  5. Step 5: Solve for x
    x = 32,870,614.02/6,881.56
  6. Step 6: Final answer
    x = 4,776.62

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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.