Home / 9,001.08-13,457.25-7,629.75

Finding the Fourth Proportional to 9,001.08, 13,457.25 and 7,629.75

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Solution

The fourth proportional to 9,001.08, 13,457.25 and 7,629.75 is: 11,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.08 : 13,457.25 = 7,629.75 : x
  2. Step 2: Convert to fraction form
    9,001.08/13,457.25 = 7,629.75/x
  3. Step 3: Cross multiply
    9,001.08x = 13,457.25 × 7,629.75
  4. Step 4: Simplify right side
    9,001.08x = 102,675,453.19
  5. Step 5: Solve for x
    x = 102,675,453.19/9,001.08
  6. Step 6: Final answer
    x = 11,407.01

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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.