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Finding the Fourth Proportional to 9,356.88, 12,907.08 and 6,044.88

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Solution

The fourth proportional to 9,356.88, 12,907.08 and 6,044.88 is: 8,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.88 : 12,907.08 = 6,044.88 : x
  2. Step 2: Convert to fraction form
    9,356.88/12,907.08 = 6,044.88/x
  3. Step 3: Cross multiply
    9,356.88x = 12,907.08 × 6,044.88
  4. Step 4: Simplify right side
    9,356.88x = 78,021,749.75
  5. Step 5: Solve for x
    x = 78,021,749.75/9,356.88
  6. Step 6: Final answer
    x = 8,338.44

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Half scale
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Double scale
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Similar ratio
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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.