Home / 4,728.32-7,093.38-2,131.25

Finding the Fourth Proportional to 4,728.32, 7,093.38 and 2,131.25

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Solution

The fourth proportional to 4,728.32, 7,093.38 and 2,131.25 is: 3,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.32 : 7,093.38 = 2,131.25 : x
  2. Step 2: Convert to fraction form
    4,728.32/7,093.38 = 2,131.25/x
  3. Step 3: Cross multiply
    4,728.32x = 7,093.38 × 2,131.25
  4. Step 4: Simplify right side
    4,728.32x = 15,117,766.13
  5. Step 5: Solve for x
    x = 15,117,766.13/4,728.32
  6. Step 6: Final answer
    x = 3,197.28

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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.