Home / 11,252.69-15,528.74-6,217.05

Finding the Fourth Proportional to 11,252.69, 15,528.74 and 6,217.05

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Solution

The fourth proportional to 11,252.69, 15,528.74 and 6,217.05 is: 8,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.69 : 15,528.74 = 6,217.05 : x
  2. Step 2: Convert to fraction form
    11,252.69/15,528.74 = 6,217.05/x
  3. Step 3: Cross multiply
    11,252.69x = 15,528.74 × 6,217.05
  4. Step 4: Simplify right side
    11,252.69x = 96,542,921.93
  5. Step 5: Solve for x
    x = 96,542,921.93/11,252.69
  6. Step 6: Final answer
    x = 8,579.55

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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.