Home / 4,129.17-6,193.81-1,356.06

Finding the Fourth Proportional to 4,129.17, 6,193.81 and 1,356.06

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Solution

The fourth proportional to 4,129.17, 6,193.81 and 1,356.06 is: 2,034.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.17 : 6,193.81 = 1,356.06 : x
  2. Step 2: Convert to fraction form
    4,129.17/6,193.81 = 1,356.06/x
  3. Step 3: Cross multiply
    4,129.17x = 6,193.81 × 1,356.06
  4. Step 4: Simplify right side
    4,129.17x = 8,399,177.99
  5. Step 5: Solve for x
    x = 8,399,177.99/4,129.17
  6. Step 6: Final answer
    x = 2,034.11

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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.