Home / 3,162.77-4,364.31-1,836.53

Finding the Fourth Proportional to 3,162.77, 4,364.31 and 1,836.53

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Solution

The fourth proportional to 3,162.77, 4,364.31 and 1,836.53 is: 2,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.77 : 4,364.31 = 1,836.53 : x
  2. Step 2: Convert to fraction form
    3,162.77/4,364.31 = 1,836.53/x
  3. Step 3: Cross multiply
    3,162.77x = 4,364.31 × 1,836.53
  4. Step 4: Simplify right side
    3,162.77x = 8,015,186.24
  5. Step 5: Solve for x
    x = 8,015,186.24/3,162.77
  6. Step 6: Final answer
    x = 2,534.23

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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.