Home / 3,516.35-5,278.59-2,056.55

Finding the Fourth Proportional to 3,516.35, 5,278.59 and 2,056.55

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Solution

The fourth proportional to 3,516.35, 5,278.59 and 2,056.55 is: 3,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.35 : 5,278.59 = 2,056.55 : x
  2. Step 2: Convert to fraction form
    3,516.35/5,278.59 = 2,056.55/x
  3. Step 3: Cross multiply
    3,516.35x = 5,278.59 × 2,056.55
  4. Step 4: Simplify right side
    3,516.35x = 10,855,657.87
  5. Step 5: Solve for x
    x = 10,855,657.87/3,516.35
  6. Step 6: Final answer
    x = 3,087.20

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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.