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Finding the Fourth Proportional to 9,556.60, 13,192.58 and 6,375.20

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Solution

The fourth proportional to 9,556.60, 13,192.58 and 6,375.20 is: 8,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.60 : 13,192.58 = 6,375.20 : x
  2. Step 2: Convert to fraction form
    9,556.60/13,192.58 = 6,375.20/x
  3. Step 3: Cross multiply
    9,556.60x = 13,192.58 × 6,375.20
  4. Step 4: Simplify right side
    9,556.60x = 84,105,336.02
  5. Step 5: Solve for x
    x = 84,105,336.02/9,556.60
  6. Step 6: Final answer
    x = 8,800.76

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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.