Home / 9,125.09-13,689.96-2,551.29

Finding the Fourth Proportional to 9,125.09, 13,689.96 and 2,551.29

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Solution

The fourth proportional to 9,125.09, 13,689.96 and 2,551.29 is: 3,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.09 : 13,689.96 = 2,551.29 : x
  2. Step 2: Convert to fraction form
    9,125.09/13,689.96 = 2,551.29/x
  3. Step 3: Cross multiply
    9,125.09x = 13,689.96 × 2,551.29
  4. Step 4: Simplify right side
    9,125.09x = 34,927,058.05
  5. Step 5: Solve for x
    x = 34,927,058.05/9,125.09
  6. Step 6: Final answer
    x = 3,827.59

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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.