Home / 6,349.27-8,761.88-3,516.64

Finding the Fourth Proportional to 6,349.27, 8,761.88 and 3,516.64

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Solution

The fourth proportional to 6,349.27, 8,761.88 and 3,516.64 is: 4,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.27 : 8,761.88 = 3,516.64 : x
  2. Step 2: Convert to fraction form
    6,349.27/8,761.88 = 3,516.64/x
  3. Step 3: Cross multiply
    6,349.27x = 8,761.88 × 3,516.64
  4. Step 4: Simplify right side
    6,349.27x = 30,812,371.27
  5. Step 5: Solve for x
    x = 30,812,371.27/6,349.27
  6. Step 6: Final answer
    x = 4,852.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.