Home / 11,552.57-15,935.20-7,573.94

Finding the Fourth Proportional to 11,552.57, 15,935.20 and 7,573.94

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Solution

The fourth proportional to 11,552.57, 15,935.20 and 7,573.94 is: 10,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.57 : 15,935.20 = 7,573.94 : x
  2. Step 2: Convert to fraction form
    11,552.57/15,935.20 = 7,573.94/x
  3. Step 3: Cross multiply
    11,552.57x = 15,935.20 × 7,573.94
  4. Step 4: Simplify right side
    11,552.57x = 120,692,169.01
  5. Step 5: Solve for x
    x = 120,692,169.01/11,552.57
  6. Step 6: Final answer
    x = 10,447.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.