Home / 3,578.52-5,360.80-2,465.31

Finding the Fourth Proportional to 3,578.52, 5,360.80 and 2,465.31

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Solution

The fourth proportional to 3,578.52, 5,360.80 and 2,465.31 is: 3,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.52 : 5,360.80 = 2,465.31 : x
  2. Step 2: Convert to fraction form
    3,578.52/5,360.80 = 2,465.31/x
  3. Step 3: Cross multiply
    3,578.52x = 5,360.80 × 2,465.31
  4. Step 4: Simplify right side
    3,578.52x = 13,216,033.85
  5. Step 5: Solve for x
    x = 13,216,033.85/3,578.52
  6. Step 6: Final answer
    x = 3,693.16

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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.