Home / 9,089.30-13,629.64-3,164.13

Finding the Fourth Proportional to 9,089.30, 13,629.64 and 3,164.13

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Solution

The fourth proportional to 9,089.30, 13,629.64 and 3,164.13 is: 4,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.30 : 13,629.64 = 3,164.13 : x
  2. Step 2: Convert to fraction form
    9,089.30/13,629.64 = 3,164.13/x
  3. Step 3: Cross multiply
    9,089.30x = 13,629.64 × 3,164.13
  4. Step 4: Simplify right side
    9,089.30x = 43,125,902.23
  5. Step 5: Solve for x
    x = 43,125,902.23/9,089.30
  6. Step 6: Final answer
    x = 4,744.69

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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.