Home / 7,993.60-11,032.62-4,638.56

Finding the Fourth Proportional to 7,993.60, 11,032.62 and 4,638.56

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Solution

The fourth proportional to 7,993.60, 11,032.62 and 4,638.56 is: 6,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.60 : 11,032.62 = 4,638.56 : x
  2. Step 2: Convert to fraction form
    7,993.60/11,032.62 = 4,638.56/x
  3. Step 3: Cross multiply
    7,993.60x = 11,032.62 × 4,638.56
  4. Step 4: Simplify right side
    7,993.60x = 51,175,469.83
  5. Step 5: Solve for x
    x = 51,175,469.83/7,993.60
  6. Step 6: Final answer
    x = 6,402.06

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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.