Home / 3,611.32-4,983.62-2,039.51

Finding the Fourth Proportional to 3,611.32, 4,983.62 and 2,039.51

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Solution

The fourth proportional to 3,611.32, 4,983.62 and 2,039.51 is: 2,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.32 : 4,983.62 = 2,039.51 : x
  2. Step 2: Convert to fraction form
    3,611.32/4,983.62 = 2,039.51/x
  3. Step 3: Cross multiply
    3,611.32x = 4,983.62 × 2,039.51
  4. Step 4: Simplify right side
    3,611.32x = 10,164,132.63
  5. Step 5: Solve for x
    x = 10,164,132.63/3,611.32
  6. Step 6: Final answer
    x = 2,814.52

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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.