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Finding the Fourth Proportional to 6,995.86, 10,532.08 and 6,383.50

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Solution

The fourth proportional to 6,995.86, 10,532.08 and 6,383.50 is: 9,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.86 : 10,532.08 = 6,383.50 : x
  2. Step 2: Convert to fraction form
    6,995.86/10,532.08 = 6,383.50/x
  3. Step 3: Cross multiply
    6,995.86x = 10,532.08 × 6,383.50
  4. Step 4: Simplify right side
    6,995.86x = 67,231,532.68
  5. Step 5: Solve for x
    x = 67,231,532.68/6,995.86
  6. Step 6: Final answer
    x = 9,610.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.