Home / 3,685.96-5,086.58-2,007.36

Finding the Fourth Proportional to 3,685.96, 5,086.58 and 2,007.36

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Solution

The fourth proportional to 3,685.96, 5,086.58 and 2,007.36 is: 2,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.96 : 5,086.58 = 2,007.36 : x
  2. Step 2: Convert to fraction form
    3,685.96/5,086.58 = 2,007.36/x
  3. Step 3: Cross multiply
    3,685.96x = 5,086.58 × 2,007.36
  4. Step 4: Simplify right side
    3,685.96x = 10,210,589.53
  5. Step 5: Solve for x
    x = 10,210,589.53/3,685.96
  6. Step 6: Final answer
    x = 2,770.13

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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.