Home / 5,516.17-8,266.35-4,277.79

Finding the Fourth Proportional to 5,516.17, 8,266.35 and 4,277.79

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Solution

The fourth proportional to 5,516.17, 8,266.35 and 4,277.79 is: 6,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.17 : 8,266.35 = 4,277.79 : x
  2. Step 2: Convert to fraction form
    5,516.17/8,266.35 = 4,277.79/x
  3. Step 3: Cross multiply
    5,516.17x = 8,266.35 × 4,277.79
  4. Step 4: Simplify right side
    5,516.17x = 35,361,709.37
  5. Step 5: Solve for x
    x = 35,361,709.37/5,516.17
  6. Step 6: Final answer
    x = 6,410.55

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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.