Home / 4,613.92-6,920.94-2,148.04

Finding the Fourth Proportional to 4,613.92, 6,920.94 and 2,148.04

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Solution

The fourth proportional to 4,613.92, 6,920.94 and 2,148.04 is: 3,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.92 : 6,920.94 = 2,148.04 : x
  2. Step 2: Convert to fraction form
    4,613.92/6,920.94 = 2,148.04/x
  3. Step 3: Cross multiply
    4,613.92x = 6,920.94 × 2,148.04
  4. Step 4: Simplify right side
    4,613.92x = 14,866,455.96
  5. Step 5: Solve for x
    x = 14,866,455.96/4,613.92
  6. Step 6: Final answer
    x = 3,222.09

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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.