Home / 7,560.24-11,341.72-3,115.43

Finding the Fourth Proportional to 7,560.24, 11,341.72 and 3,115.43

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Solution

The fourth proportional to 7,560.24, 11,341.72 and 3,115.43 is: 4,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.24 : 11,341.72 = 3,115.43 : x
  2. Step 2: Convert to fraction form
    7,560.24/11,341.72 = 3,115.43/x
  3. Step 3: Cross multiply
    7,560.24x = 11,341.72 × 3,115.43
  4. Step 4: Simplify right side
    7,560.24x = 35,334,334.74
  5. Step 5: Solve for x
    x = 35,334,334.74/7,560.24
  6. Step 6: Final answer
    x = 4,673.71

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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.