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Finding the Fourth Proportional to 2,951.95, 4,449.16 and 2,545.99

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Solution

The fourth proportional to 2,951.95, 4,449.16 and 2,545.99 is: 3,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.95 : 4,449.16 = 2,545.99 : x
  2. Step 2: Convert to fraction form
    2,951.95/4,449.16 = 2,545.99/x
  3. Step 3: Cross multiply
    2,951.95x = 4,449.16 × 2,545.99
  4. Step 4: Simplify right side
    2,951.95x = 11,327,516.87
  5. Step 5: Solve for x
    x = 11,327,516.87/2,951.95
  6. Step 6: Final answer
    x = 3,837.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.