Home / 3,574.71-5,360.31-1,108.53

Finding the Fourth Proportional to 3,574.71, 5,360.31 and 1,108.53

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Solution

The fourth proportional to 3,574.71, 5,360.31 and 1,108.53 is: 1,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.71 : 5,360.31 = 1,108.53 : x
  2. Step 2: Convert to fraction form
    3,574.71/5,360.31 = 1,108.53/x
  3. Step 3: Cross multiply
    3,574.71x = 5,360.31 × 1,108.53
  4. Step 4: Simplify right side
    3,574.71x = 5,942,064.44
  5. Step 5: Solve for x
    x = 5,942,064.44/3,574.71
  6. Step 6: Final answer
    x = 1,662.25

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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.