Home / 7,560.56-11,345.16-2,942.48

Finding the Fourth Proportional to 7,560.56, 11,345.16 and 2,942.48

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Solution

The fourth proportional to 7,560.56, 11,345.16 and 2,942.48 is: 4,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.56 : 11,345.16 = 2,942.48 : x
  2. Step 2: Convert to fraction form
    7,560.56/11,345.16 = 2,942.48/x
  3. Step 3: Cross multiply
    7,560.56x = 11,345.16 × 2,942.48
  4. Step 4: Simplify right side
    7,560.56x = 33,382,906.40
  5. Step 5: Solve for x
    x = 33,382,906.40/7,560.56
  6. Step 6: Final answer
    x = 4,415.40

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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.