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Finding the Fourth Proportional to 5,920.62, 8,863.65 and 4,676.46

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Solution

The fourth proportional to 5,920.62, 8,863.65 and 4,676.46 is: 7,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.62 : 8,863.65 = 4,676.46 : x
  2. Step 2: Convert to fraction form
    5,920.62/8,863.65 = 4,676.46/x
  3. Step 3: Cross multiply
    5,920.62x = 8,863.65 × 4,676.46
  4. Step 4: Simplify right side
    5,920.62x = 41,450,504.68
  5. Step 5: Solve for x
    x = 41,450,504.68/5,920.62
  6. Step 6: Final answer
    x = 7,001.04

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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.