Home / 5,165.07-7,747.53-1,269.44

Finding the Fourth Proportional to 5,165.07, 7,747.53 and 1,269.44

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Solution

The fourth proportional to 5,165.07, 7,747.53 and 1,269.44 is: 1,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.07 : 7,747.53 = 1,269.44 : x
  2. Step 2: Convert to fraction form
    5,165.07/7,747.53 = 1,269.44/x
  3. Step 3: Cross multiply
    5,165.07x = 7,747.53 × 1,269.44
  4. Step 4: Simplify right side
    5,165.07x = 9,835,024.48
  5. Step 5: Solve for x
    x = 9,835,024.48/5,165.07
  6. Step 6: Final answer
    x = 1,904.14

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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.