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Finding the Fourth Proportional to 8,410.68, 11,610.68 and 4,873.23

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Solution

The fourth proportional to 8,410.68, 11,610.68 and 4,873.23 is: 6,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.68 : 11,610.68 = 4,873.23 : x
  2. Step 2: Convert to fraction form
    8,410.68/11,610.68 = 4,873.23/x
  3. Step 3: Cross multiply
    8,410.68x = 11,610.68 × 4,873.23
  4. Step 4: Simplify right side
    8,410.68x = 56,581,489.73
  5. Step 5: Solve for x
    x = 56,581,489.73/8,410.68
  6. Step 6: Final answer
    x = 6,727.34

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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.