Home / 4,312.27-6,456.34-3,516.85

Finding the Fourth Proportional to 4,312.27, 6,456.34 and 3,516.85

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Solution

The fourth proportional to 4,312.27, 6,456.34 and 3,516.85 is: 5,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.27 : 6,456.34 = 3,516.85 : x
  2. Step 2: Convert to fraction form
    4,312.27/6,456.34 = 3,516.85/x
  3. Step 3: Cross multiply
    4,312.27x = 6,456.34 × 3,516.85
  4. Step 4: Simplify right side
    4,312.27x = 22,705,979.33
  5. Step 5: Solve for x
    x = 22,705,979.33/4,312.27
  6. Step 6: Final answer
    x = 5,265.44

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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.