Home / 11,253.11-15,529.32-6,217.47

Finding the Fourth Proportional to 11,253.11, 15,529.32 and 6,217.47

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Solution

The fourth proportional to 11,253.11, 15,529.32 and 6,217.47 is: 8,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.11 : 15,529.32 = 6,217.47 : x
  2. Step 2: Convert to fraction form
    11,253.11/15,529.32 = 6,217.47/x
  3. Step 3: Cross multiply
    11,253.11x = 15,529.32 × 6,217.47
  4. Step 4: Simplify right side
    11,253.11x = 96,553,081.22
  5. Step 5: Solve for x
    x = 96,553,081.22/11,253.11
  6. Step 6: Final answer
    x = 8,580.13

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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.