Home / 11,180.01-15,425.60-8,946.44

Finding the Fourth Proportional to 11,180.01, 15,425.60 and 8,946.44

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Solution

The fourth proportional to 11,180.01, 15,425.60 and 8,946.44 is: 12,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.01 : 15,425.60 = 8,946.44 : x
  2. Step 2: Convert to fraction form
    11,180.01/15,425.60 = 8,946.44/x
  3. Step 3: Cross multiply
    11,180.01x = 15,425.60 × 8,946.44
  4. Step 4: Simplify right side
    11,180.01x = 138,004,204.86
  5. Step 5: Solve for x
    x = 138,004,204.86/11,180.01
  6. Step 6: Final answer
    x = 12,343.84

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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.