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Finding the Fourth Proportional to 11,044.59, 16,535.79 and 8,284.11

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Solution

The fourth proportional to 11,044.59, 16,535.79 and 8,284.11 is: 12,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.59 : 16,535.79 = 8,284.11 : x
  2. Step 2: Convert to fraction form
    11,044.59/16,535.79 = 8,284.11/x
  3. Step 3: Cross multiply
    11,044.59x = 16,535.79 × 8,284.11
  4. Step 4: Simplify right side
    11,044.59x = 136,984,303.30
  5. Step 5: Solve for x
    x = 136,984,303.30/11,044.59
  6. Step 6: Final answer
    x = 12,402.84

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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.