Home / 3,578.29-5,367.33-1,603.45

Finding the Fourth Proportional to 3,578.29, 5,367.33 and 1,603.45

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Solution

The fourth proportional to 3,578.29, 5,367.33 and 1,603.45 is: 2,405.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.29 : 5,367.33 = 1,603.45 : x
  2. Step 2: Convert to fraction form
    3,578.29/5,367.33 = 1,603.45/x
  3. Step 3: Cross multiply
    3,578.29x = 5,367.33 × 1,603.45
  4. Step 4: Simplify right side
    3,578.29x = 8,606,252.00
  5. Step 5: Solve for x
    x = 8,606,252.00/3,578.29
  6. Step 6: Final answer
    x = 2,405.13

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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.