Home / 9,438.23-13,024.77-5,189.36

Finding the Fourth Proportional to 9,438.23, 13,024.77 and 5,189.36

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Solution

The fourth proportional to 9,438.23, 13,024.77 and 5,189.36 is: 7,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.23 : 13,024.77 = 5,189.36 : x
  2. Step 2: Convert to fraction form
    9,438.23/13,024.77 = 5,189.36/x
  3. Step 3: Cross multiply
    9,438.23x = 13,024.77 × 5,189.36
  4. Step 4: Simplify right side
    9,438.23x = 67,590,253.01
  5. Step 5: Solve for x
    x = 67,590,253.01/9,438.23
  6. Step 6: Final answer
    x = 7,161.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.