Home / 3,724.74-5,585.49-1,127.07

Finding the Fourth Proportional to 3,724.74, 5,585.49 and 1,127.07

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Solution

The fourth proportional to 3,724.74, 5,585.49 and 1,127.07 is: 1,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.74 : 5,585.49 = 1,127.07 : x
  2. Step 2: Convert to fraction form
    3,724.74/5,585.49 = 1,127.07/x
  3. Step 3: Cross multiply
    3,724.74x = 5,585.49 × 1,127.07
  4. Step 4: Simplify right side
    3,724.74x = 6,295,238.21
  5. Step 5: Solve for x
    x = 6,295,238.21/3,724.74
  6. Step 6: Final answer
    x = 1,690.11

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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.