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Finding the Fourth Proportional to 10,392.60, 15,597.10 and 4,843.09

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Solution

The fourth proportional to 10,392.60, 15,597.10 and 4,843.09 is: 7,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.60 : 15,597.10 = 4,843.09 : x
  2. Step 2: Convert to fraction form
    10,392.60/15,597.10 = 4,843.09/x
  3. Step 3: Cross multiply
    10,392.60x = 15,597.10 × 4,843.09
  4. Step 4: Simplify right side
    10,392.60x = 75,538,132.15
  5. Step 5: Solve for x
    x = 75,538,132.15/10,392.60
  6. Step 6: Final answer
    x = 7,268.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.