Home / 4,728.47-7,083.28-3,244.05

Finding the Fourth Proportional to 4,728.47, 7,083.28 and 3,244.05

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Solution

The fourth proportional to 4,728.47, 7,083.28 and 3,244.05 is: 4,859.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.47 : 7,083.28 = 3,244.05 : x
  2. Step 2: Convert to fraction form
    4,728.47/7,083.28 = 3,244.05/x
  3. Step 3: Cross multiply
    4,728.47x = 7,083.28 × 3,244.05
  4. Step 4: Simplify right side
    4,728.47x = 22,978,514.48
  5. Step 5: Solve for x
    x = 22,978,514.48/4,728.47
  6. Step 6: Final answer
    x = 4,859.61

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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.