Home / 10,629.42-15,944.16-3,703.92

Finding the Fourth Proportional to 10,629.42, 15,944.16 and 3,703.92

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Solution

The fourth proportional to 10,629.42, 15,944.16 and 3,703.92 is: 5,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.42 : 15,944.16 = 3,703.92 : x
  2. Step 2: Convert to fraction form
    10,629.42/15,944.16 = 3,703.92/x
  3. Step 3: Cross multiply
    10,629.42x = 15,944.16 × 3,703.92
  4. Step 4: Simplify right side
    10,629.42x = 59,055,893.11
  5. Step 5: Solve for x
    x = 59,055,893.11/10,629.42
  6. Step 6: Final answer
    x = 5,555.89

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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.