Home / 9,431.36-14,143.70-2,766.01

Finding the Fourth Proportional to 9,431.36, 14,143.70 and 2,766.01

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Solution

The fourth proportional to 9,431.36, 14,143.70 and 2,766.01 is: 4,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.36 : 14,143.70 = 2,766.01 : x
  2. Step 2: Convert to fraction form
    9,431.36/14,143.70 = 2,766.01/x
  3. Step 3: Cross multiply
    9,431.36x = 14,143.70 × 2,766.01
  4. Step 4: Simplify right side
    9,431.36x = 39,121,531.09
  5. Step 5: Solve for x
    x = 39,121,531.09/9,431.36
  6. Step 6: Final answer
    x = 4,148.03

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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.