Home / 9,850.20-13,593.06-5,373.78

Finding the Fourth Proportional to 9,850.20, 13,593.06 and 5,373.78

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Solution

The fourth proportional to 9,850.20, 13,593.06 and 5,373.78 is: 7,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,850.20 : 13,593.06 = 5,373.78 : x
  2. Step 2: Convert to fraction form
    9,850.20/13,593.06 = 5,373.78/x
  3. Step 3: Cross multiply
    9,850.20x = 13,593.06 × 5,373.78
  4. Step 4: Simplify right side
    9,850.20x = 73,046,113.97
  5. Step 5: Solve for x
    x = 73,046,113.97/9,850.20
  6. Step 6: Final answer
    x = 7,415.70

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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.