Home / 3,685.93-5,085.19-2,359.42

Finding the Fourth Proportional to 3,685.93, 5,085.19 and 2,359.42

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Solution

The fourth proportional to 3,685.93, 5,085.19 and 2,359.42 is: 3,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.93 : 5,085.19 = 2,359.42 : x
  2. Step 2: Convert to fraction form
    3,685.93/5,085.19 = 2,359.42/x
  3. Step 3: Cross multiply
    3,685.93x = 5,085.19 × 2,359.42
  4. Step 4: Simplify right side
    3,685.93x = 11,998,093.09
  5. Step 5: Solve for x
    x = 11,998,093.09/3,685.93
  6. Step 6: Final answer
    x = 3,255.11

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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.