Home / 7,560.16-11,340.18-2,629.78

Finding the Fourth Proportional to 7,560.16, 11,340.18 and 2,629.78

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Solution

The fourth proportional to 7,560.16, 11,340.18 and 2,629.78 is: 3,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.16 : 11,340.18 = 2,629.78 : x
  2. Step 2: Convert to fraction form
    7,560.16/11,340.18 = 2,629.78/x
  3. Step 3: Cross multiply
    7,560.16x = 11,340.18 × 2,629.78
  4. Step 4: Simplify right side
    7,560.16x = 29,822,178.56
  5. Step 5: Solve for x
    x = 29,822,178.56/7,560.16
  6. Step 6: Final answer
    x = 3,944.65

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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.