Home / 10,578.03-15,865.26-3,557.25

Finding the Fourth Proportional to 10,578.03, 15,865.26 and 3,557.25

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Solution

The fourth proportional to 10,578.03, 15,865.26 and 3,557.25 is: 5,335.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,578.03 : 15,865.26 = 3,557.25 : x
  2. Step 2: Convert to fraction form
    10,578.03/15,865.26 = 3,557.25/x
  3. Step 3: Cross multiply
    10,578.03x = 15,865.26 × 3,557.25
  4. Step 4: Simplify right side
    10,578.03x = 56,436,696.14
  5. Step 5: Solve for x
    x = 56,436,696.14/10,578.03
  6. Step 6: Final answer
    x = 5,335.27

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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.