Home / 5,174.48-7,756.66-2,053.44

Finding the Fourth Proportional to 5,174.48, 7,756.66 and 2,053.44

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Solution

The fourth proportional to 5,174.48, 7,756.66 and 2,053.44 is: 3,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.48 : 7,756.66 = 2,053.44 : x
  2. Step 2: Convert to fraction form
    5,174.48/7,756.66 = 2,053.44/x
  3. Step 3: Cross multiply
    5,174.48x = 7,756.66 × 2,053.44
  4. Step 4: Simplify right side
    5,174.48x = 15,927,835.91
  5. Step 5: Solve for x
    x = 15,927,835.91/5,174.48
  6. Step 6: Final answer
    x = 3,078.15

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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.