Home / 4,085.73-6,129.26-3,672.47

Finding the Fourth Proportional to 4,085.73, 6,129.26 and 3,672.47

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Solution

The fourth proportional to 4,085.73, 6,129.26 and 3,672.47 is: 5,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.73 : 6,129.26 = 3,672.47 : x
  2. Step 2: Convert to fraction form
    4,085.73/6,129.26 = 3,672.47/x
  3. Step 3: Cross multiply
    4,085.73x = 6,129.26 × 3,672.47
  4. Step 4: Simplify right side
    4,085.73x = 22,509,523.47
  5. Step 5: Solve for x
    x = 22,509,523.47/4,085.73
  6. Step 6: Final answer
    x = 5,509.30

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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.