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Finding the Fourth Proportional to 9,556.84, 13,192.88 and 6,375.42

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Solution

The fourth proportional to 9,556.84, 13,192.88 and 6,375.42 is: 8,801.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.84 : 13,192.88 = 6,375.42 : x
  2. Step 2: Convert to fraction form
    9,556.84/13,192.88 = 6,375.42/x
  3. Step 3: Cross multiply
    9,556.84x = 13,192.88 × 6,375.42
  4. Step 4: Simplify right side
    9,556.84x = 84,110,151.01
  5. Step 5: Solve for x
    x = 84,110,151.01/9,556.84
  6. Step 6: Final answer
    x = 8,801.04

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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.