Home / 7,272.97-10,035.60-4,085.66

Finding the Fourth Proportional to 7,272.97, 10,035.60 and 4,085.66

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Solution

The fourth proportional to 7,272.97, 10,035.60 and 4,085.66 is: 5,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.97 : 10,035.60 = 4,085.66 : x
  2. Step 2: Convert to fraction form
    7,272.97/10,035.60 = 4,085.66/x
  3. Step 3: Cross multiply
    7,272.97x = 10,035.60 × 4,085.66
  4. Step 4: Simplify right side
    7,272.97x = 41,002,049.50
  5. Step 5: Solve for x
    x = 41,002,049.50/7,272.97
  6. Step 6: Final answer
    x = 5,637.59

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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.