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Finding the Fourth Proportional to 8,284.52, 12,421.11 and 4,333.34

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Solution

The fourth proportional to 8,284.52, 12,421.11 and 4,333.34 is: 6,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.52 : 12,421.11 = 4,333.34 : x
  2. Step 2: Convert to fraction form
    8,284.52/12,421.11 = 4,333.34/x
  3. Step 3: Cross multiply
    8,284.52x = 12,421.11 × 4,333.34
  4. Step 4: Simplify right side
    8,284.52x = 53,824,892.81
  5. Step 5: Solve for x
    x = 53,824,892.81/8,284.52
  6. Step 6: Final answer
    x = 6,497.04

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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.