Home / 3,578.06-5,364.90-1,603.32

Finding the Fourth Proportional to 3,578.06, 5,364.90 and 1,603.32

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Solution

The fourth proportional to 3,578.06, 5,364.90 and 1,603.32 is: 2,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.06 : 5,364.90 = 1,603.32 : x
  2. Step 2: Convert to fraction form
    3,578.06/5,364.90 = 1,603.32/x
  3. Step 3: Cross multiply
    3,578.06x = 5,364.90 × 1,603.32
  4. Step 4: Simplify right side
    3,578.06x = 8,601,651.47
  5. Step 5: Solve for x
    x = 8,601,651.47/3,578.06
  6. Step 6: Final answer
    x = 2,404.00

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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.