Home / 9,353.44-12,908.28-5,575.60

Finding the Fourth Proportional to 9,353.44, 12,908.28 and 5,575.60

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Solution

The fourth proportional to 9,353.44, 12,908.28 and 5,575.60 is: 7,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.44 : 12,908.28 = 5,575.60 : x
  2. Step 2: Convert to fraction form
    9,353.44/12,908.28 = 5,575.60/x
  3. Step 3: Cross multiply
    9,353.44x = 12,908.28 × 5,575.60
  4. Step 4: Simplify right side
    9,353.44x = 71,971,405.97
  5. Step 5: Solve for x
    x = 71,971,405.97/9,353.44
  6. Step 6: Final answer
    x = 7,694.65

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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.