Home / 11,783.22-16,248.51-8,794.26

Finding the Fourth Proportional to 11,783.22, 16,248.51 and 8,794.26

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Solution

The fourth proportional to 11,783.22, 16,248.51 and 8,794.26 is: 12,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,783.22 : 16,248.51 = 8,794.26 : x
  2. Step 2: Convert to fraction form
    11,783.22/16,248.51 = 8,794.26/x
  3. Step 3: Cross multiply
    11,783.22x = 16,248.51 × 8,794.26
  4. Step 4: Simplify right side
    11,783.22x = 142,893,621.55
  5. Step 5: Solve for x
    x = 142,893,621.55/11,783.22
  6. Step 6: Final answer
    x = 12,126.87

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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.