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Finding the Fourth Proportional to 8,273.41, 12,410.08 and 3,342.99

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Solution

The fourth proportional to 8,273.41, 12,410.08 and 3,342.99 is: 5,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.41 : 12,410.08 = 3,342.99 : x
  2. Step 2: Convert to fraction form
    8,273.41/12,410.08 = 3,342.99/x
  3. Step 3: Cross multiply
    8,273.41x = 12,410.08 × 3,342.99
  4. Step 4: Simplify right side
    8,273.41x = 41,486,741.71
  5. Step 5: Solve for x
    x = 41,486,741.71/8,273.41
  6. Step 6: Final answer
    x = 5,014.47

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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.