Home / 4,613.03-6,883.84-4,120.79

Finding the Fourth Proportional to 4,613.03, 6,883.84 and 4,120.79

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Solution

The fourth proportional to 4,613.03, 6,883.84 and 4,120.79 is: 6,149.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.03 : 6,883.84 = 4,120.79 : x
  2. Step 2: Convert to fraction form
    4,613.03/6,883.84 = 4,120.79/x
  3. Step 3: Cross multiply
    4,613.03x = 6,883.84 × 4,120.79
  4. Step 4: Simplify right side
    4,613.03x = 28,366,848.73
  5. Step 5: Solve for x
    x = 28,366,848.73/4,613.03
  6. Step 6: Final answer
    x = 6,149.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.