Home / 11,577.87-17,352.90-5,329.31

Finding the Fourth Proportional to 11,577.87, 17,352.90 and 5,329.31

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Solution

The fourth proportional to 11,577.87, 17,352.90 and 5,329.31 is: 7,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.87 : 17,352.90 = 5,329.31 : x
  2. Step 2: Convert to fraction form
    11,577.87/17,352.90 = 5,329.31/x
  3. Step 3: Cross multiply
    11,577.87x = 17,352.90 × 5,329.31
  4. Step 4: Simplify right side
    11,577.87x = 92,478,896.73
  5. Step 5: Solve for x
    x = 92,478,896.73/11,577.87
  6. Step 6: Final answer
    x = 7,987.56

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1.5x scale

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.