Home / 3,436.59-4,742.96-2,039.43

Finding the Fourth Proportional to 3,436.59, 4,742.96 and 2,039.43

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Solution

The fourth proportional to 3,436.59, 4,742.96 and 2,039.43 is: 2,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.59 : 4,742.96 = 2,039.43 : x
  2. Step 2: Convert to fraction form
    3,436.59/4,742.96 = 2,039.43/x
  3. Step 3: Cross multiply
    3,436.59x = 4,742.96 × 2,039.43
  4. Step 4: Simplify right side
    3,436.59x = 9,672,924.72
  5. Step 5: Solve for x
    x = 9,672,924.72/3,436.59
  6. Step 6: Final answer
    x = 2,814.69

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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.