Home / 7,935.60-10,952.34-5,065.56

Finding the Fourth Proportional to 7,935.60, 10,952.34 and 5,065.56

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Solution

The fourth proportional to 7,935.60, 10,952.34 and 5,065.56 is: 6,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.60 : 10,952.34 = 5,065.56 : x
  2. Step 2: Convert to fraction form
    7,935.60/10,952.34 = 5,065.56/x
  3. Step 3: Cross multiply
    7,935.60x = 10,952.34 × 5,065.56
  4. Step 4: Simplify right side
    7,935.60x = 55,479,757.49
  5. Step 5: Solve for x
    x = 55,479,757.49/7,935.60
  6. Step 6: Final answer
    x = 6,991.25

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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.