Home / 9,486.90-14,229.72-2,912.52

Finding the Fourth Proportional to 9,486.90, 14,229.72 and 2,912.52

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Solution

The fourth proportional to 9,486.90, 14,229.72 and 2,912.52 is: 4,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.90 : 14,229.72 = 2,912.52 : x
  2. Step 2: Convert to fraction form
    9,486.90/14,229.72 = 2,912.52/x
  3. Step 3: Cross multiply
    9,486.90x = 14,229.72 × 2,912.52
  4. Step 4: Simplify right side
    9,486.90x = 41,444,344.09
  5. Step 5: Solve for x
    x = 41,444,344.09/9,486.90
  6. Step 6: Final answer
    x = 4,368.59

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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.