Home / 4,249.26-6,373.79-1,129.28

Finding the Fourth Proportional to 4,249.26, 6,373.79 and 1,129.28

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Solution

The fourth proportional to 4,249.26, 6,373.79 and 1,129.28 is: 1,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.26 : 6,373.79 = 1,129.28 : x
  2. Step 2: Convert to fraction form
    4,249.26/6,373.79 = 1,129.28/x
  3. Step 3: Cross multiply
    4,249.26x = 6,373.79 × 1,129.28
  4. Step 4: Simplify right side
    4,249.26x = 7,197,760.29
  5. Step 5: Solve for x
    x = 7,197,760.29/4,249.26
  6. Step 6: Final answer
    x = 1,693.89

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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.