Home / 9,089.23-13,628.16-3,164.71

Finding the Fourth Proportional to 9,089.23, 13,628.16 and 3,164.71

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Solution

The fourth proportional to 9,089.23, 13,628.16 and 3,164.71 is: 4,745.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.23 : 13,628.16 = 3,164.71 : x
  2. Step 2: Convert to fraction form
    9,089.23/13,628.16 = 3,164.71/x
  3. Step 3: Cross multiply
    9,089.23x = 13,628.16 × 3,164.71
  4. Step 4: Simplify right side
    9,089.23x = 43,129,174.23
  5. Step 5: Solve for x
    x = 43,129,174.23/9,089.23
  6. Step 6: Final answer
    x = 4,745.09

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1.5x scale

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.