Home / 9,661.06-14,495.24-3,420.82

Finding the Fourth Proportional to 9,661.06, 14,495.24 and 3,420.82

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Solution

The fourth proportional to 9,661.06, 14,495.24 and 3,420.82 is: 5,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.06 : 14,495.24 = 3,420.82 : x
  2. Step 2: Convert to fraction form
    9,661.06/14,495.24 = 3,420.82/x
  3. Step 3: Cross multiply
    9,661.06x = 14,495.24 × 3,420.82
  4. Step 4: Simplify right side
    9,661.06x = 49,585,606.90
  5. Step 5: Solve for x
    x = 49,585,606.90/9,661.06
  6. Step 6: Final answer
    x = 5,132.52

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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.