Home / 10,666.08-15,993.84-3,268.76

Finding the Fourth Proportional to 10,666.08, 15,993.84 and 3,268.76

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Solution

The fourth proportional to 10,666.08, 15,993.84 and 3,268.76 is: 4,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.08 : 15,993.84 = 3,268.76 : x
  2. Step 2: Convert to fraction form
    10,666.08/15,993.84 = 3,268.76/x
  3. Step 3: Cross multiply
    10,666.08x = 15,993.84 × 3,268.76
  4. Step 4: Simplify right side
    10,666.08x = 52,279,944.47
  5. Step 5: Solve for x
    x = 52,279,944.47/10,666.08
  6. Step 6: Final answer
    x = 4,901.51

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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.