Home / 9,694.51-14,541.77-3,121.21

Finding the Fourth Proportional to 9,694.51, 14,541.77 and 3,121.21

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Solution

The fourth proportional to 9,694.51, 14,541.77 and 3,121.21 is: 4,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,694.51 : 14,541.77 = 3,121.21 : x
  2. Step 2: Convert to fraction form
    9,694.51/14,541.77 = 3,121.21/x
  3. Step 3: Cross multiply
    9,694.51x = 14,541.77 × 3,121.21
  4. Step 4: Simplify right side
    9,694.51x = 45,387,917.94
  5. Step 5: Solve for x
    x = 45,387,917.94/9,694.51
  6. Step 6: Final answer
    x = 4,681.82

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Similar ratio
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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.