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Finding the Fourth Proportional to 7,041, 10,565.15 and 3,578.25

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Solution

The fourth proportional to 7,041, 10,565.15 and 3,578.25 is: 5,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041 : 10,565.15 = 3,578.25 : x
  2. Step 2: Convert to fraction form
    7,041/10,565.15 = 3,578.25/x
  3. Step 3: Cross multiply
    7,041x = 10,565.15 × 3,578.25
  4. Step 4: Simplify right side
    7,041x = 37,804,730.10
  5. Step 5: Solve for x
    x = 37,804,730.10/7,041
  6. Step 6: Final answer
    x = 5,369.23

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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.