Home / 9,331.53-13,998.03-3,091.29

Finding the Fourth Proportional to 9,331.53, 13,998.03 and 3,091.29

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Solution

The fourth proportional to 9,331.53, 13,998.03 and 3,091.29 is: 4,637.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.53 : 13,998.03 = 3,091.29 : x
  2. Step 2: Convert to fraction form
    9,331.53/13,998.03 = 3,091.29/x
  3. Step 3: Cross multiply
    9,331.53x = 13,998.03 × 3,091.29
  4. Step 4: Simplify right side
    9,331.53x = 43,271,970.16
  5. Step 5: Solve for x
    x = 43,271,970.16/9,331.53
  6. Step 6: Final answer
    x = 4,637.18

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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.