Home / 10,629.66-15,944.38-4,055.81

Finding the Fourth Proportional to 10,629.66, 15,944.38 and 4,055.81

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Solution

The fourth proportional to 10,629.66, 15,944.38 and 4,055.81 is: 6,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.66 : 15,944.38 = 4,055.81 : x
  2. Step 2: Convert to fraction form
    10,629.66/15,944.38 = 4,055.81/x
  3. Step 3: Cross multiply
    10,629.66x = 15,944.38 × 4,055.81
  4. Step 4: Simplify right side
    10,629.66x = 64,667,285.99
  5. Step 5: Solve for x
    x = 64,667,285.99/10,629.66
  6. Step 6: Final answer
    x = 6,083.66

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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.