Home / 9,969.18-14,954.99-4,129.89

Finding the Fourth Proportional to 9,969.18, 14,954.99 and 4,129.89

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Solution

The fourth proportional to 9,969.18, 14,954.99 and 4,129.89 is: 6,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.18 : 14,954.99 = 4,129.89 : x
  2. Step 2: Convert to fraction form
    9,969.18/14,954.99 = 4,129.89/x
  3. Step 3: Cross multiply
    9,969.18x = 14,954.99 × 4,129.89
  4. Step 4: Simplify right side
    9,969.18x = 61,762,443.00
  5. Step 5: Solve for x
    x = 61,762,443.00/9,969.18
  6. Step 6: Final answer
    x = 6,195.34

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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.