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Finding the Fourth Proportional to 3,027.78, 4,516.16 and 2,935.52

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Solution

The fourth proportional to 3,027.78, 4,516.16 and 2,935.52 is: 4,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.78 : 4,516.16 = 2,935.52 : x
  2. Step 2: Convert to fraction form
    3,027.78/4,516.16 = 2,935.52/x
  3. Step 3: Cross multiply
    3,027.78x = 4,516.16 × 2,935.52
  4. Step 4: Simplify right side
    3,027.78x = 13,257,262.76
  5. Step 5: Solve for x
    x = 13,257,262.76/3,027.78
  6. Step 6: Final answer
    x = 4,378.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.