Home / 7,512.96-10,367.73-4,155.64

Finding the Fourth Proportional to 7,512.96, 10,367.73 and 4,155.64

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Solution

The fourth proportional to 7,512.96, 10,367.73 and 4,155.64 is: 5,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.96 : 10,367.73 = 4,155.64 : x
  2. Step 2: Convert to fraction form
    7,512.96/10,367.73 = 4,155.64/x
  3. Step 3: Cross multiply
    7,512.96x = 10,367.73 × 4,155.64
  4. Step 4: Simplify right side
    7,512.96x = 43,084,553.50
  5. Step 5: Solve for x
    x = 43,084,553.50/7,512.96
  6. Step 6: Final answer
    x = 5,734.70

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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.