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Finding the Fourth Proportional to 6,657.22, 9,935.19 and 5,919.10

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Solution

The fourth proportional to 6,657.22, 9,935.19 and 5,919.10 is: 8,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.22 : 9,935.19 = 5,919.10 : x
  2. Step 2: Convert to fraction form
    6,657.22/9,935.19 = 5,919.10/x
  3. Step 3: Cross multiply
    6,657.22x = 9,935.19 × 5,919.10
  4. Step 4: Simplify right side
    6,657.22x = 58,807,383.13
  5. Step 5: Solve for x
    x = 58,807,383.13/6,657.22
  6. Step 6: Final answer
    x = 8,833.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.