Home / 9,051.82-13,574.39-3,127.19

Finding the Fourth Proportional to 9,051.82, 13,574.39 and 3,127.19

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Solution

The fourth proportional to 9,051.82, 13,574.39 and 3,127.19 is: 4,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.82 : 13,574.39 = 3,127.19 : x
  2. Step 2: Convert to fraction form
    9,051.82/13,574.39 = 3,127.19/x
  3. Step 3: Cross multiply
    9,051.82x = 13,574.39 × 3,127.19
  4. Step 4: Simplify right side
    9,051.82x = 42,449,696.66
  5. Step 5: Solve for x
    x = 42,449,696.66/9,051.82
  6. Step 6: Final answer
    x = 4,689.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.