Home / 3,611.52-4,983.93-2,039.63

Finding the Fourth Proportional to 3,611.52, 4,983.93 and 2,039.63

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Solution

The fourth proportional to 3,611.52, 4,983.93 and 2,039.63 is: 2,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.52 : 4,983.93 = 2,039.63 : x
  2. Step 2: Convert to fraction form
    3,611.52/4,983.93 = 2,039.63/x
  3. Step 3: Cross multiply
    3,611.52x = 4,983.93 × 2,039.63
  4. Step 4: Simplify right side
    3,611.52x = 10,165,348.23
  5. Step 5: Solve for x
    x = 10,165,348.23/3,611.52
  6. Step 6: Final answer
    x = 2,814.70

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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.