Home / 4,640.75-6,404.25-2,516.32

Finding the Fourth Proportional to 4,640.75, 6,404.25 and 2,516.32

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Solution

The fourth proportional to 4,640.75, 6,404.25 and 2,516.32 is: 3,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.75 : 6,404.25 = 2,516.32 : x
  2. Step 2: Convert to fraction form
    4,640.75/6,404.25 = 2,516.32/x
  3. Step 3: Cross multiply
    4,640.75x = 6,404.25 × 2,516.32
  4. Step 4: Simplify right side
    4,640.75x = 16,115,110.34
  5. Step 5: Solve for x
    x = 16,115,110.34/4,640.75
  6. Step 6: Final answer
    x = 3,472.52

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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.