Home / 10,643.62-15,965.43-4,944.01

Finding the Fourth Proportional to 10,643.62, 15,965.43 and 4,944.01

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Solution

The fourth proportional to 10,643.62, 15,965.43 and 4,944.01 is: 7,416.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.62 : 15,965.43 = 4,944.01 : x
  2. Step 2: Convert to fraction form
    10,643.62/15,965.43 = 4,944.01/x
  3. Step 3: Cross multiply
    10,643.62x = 15,965.43 × 4,944.01
  4. Step 4: Simplify right side
    10,643.62x = 78,933,273.13
  5. Step 5: Solve for x
    x = 78,933,273.13/10,643.62
  6. Step 6: Final answer
    x = 7,416.02

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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.