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Finding the Fourth Proportional to 11,021.52, 15,209.78 and 6,053.52

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Solution

The fourth proportional to 11,021.52, 15,209.78 and 6,053.52 is: 8,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.52 : 15,209.78 = 6,053.52 : x
  2. Step 2: Convert to fraction form
    11,021.52/15,209.78 = 6,053.52/x
  3. Step 3: Cross multiply
    11,021.52x = 15,209.78 × 6,053.52
  4. Step 4: Simplify right side
    11,021.52x = 92,072,707.43
  5. Step 5: Solve for x
    x = 92,072,707.43/11,021.52
  6. Step 6: Final answer
    x = 8,353.90

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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.