Home / 4,129.93-6,195.53-1,355.97

Finding the Fourth Proportional to 4,129.93, 6,195.53 and 1,355.97

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Solution

The fourth proportional to 4,129.93, 6,195.53 and 1,355.97 is: 2,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.93 : 6,195.53 = 1,355.97 : x
  2. Step 2: Convert to fraction form
    4,129.93/6,195.53 = 1,355.97/x
  3. Step 3: Cross multiply
    4,129.93x = 6,195.53 × 1,355.97
  4. Step 4: Simplify right side
    4,129.93x = 8,400,952.81
  5. Step 5: Solve for x
    x = 8,400,952.81/4,129.93
  6. Step 6: Final answer
    x = 2,034.16

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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.