Home / 4,640.68-6,404.14-2,516.21

Finding the Fourth Proportional to 4,640.68, 6,404.14 and 2,516.21

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Solution

The fourth proportional to 4,640.68, 6,404.14 and 2,516.21 is: 3,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.68 : 6,404.14 = 2,516.21 : x
  2. Step 2: Convert to fraction form
    4,640.68/6,404.14 = 2,516.21/x
  3. Step 3: Cross multiply
    4,640.68x = 6,404.14 × 2,516.21
  4. Step 4: Simplify right side
    4,640.68x = 16,114,161.11
  5. Step 5: Solve for x
    x = 16,114,161.11/4,640.68
  6. Step 6: Final answer
    x = 3,472.37

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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.