Home / 5,053.21-7,579.87-1,766.31

Finding the Fourth Proportional to 5,053.21, 7,579.87 and 1,766.31

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Solution

The fourth proportional to 5,053.21, 7,579.87 and 1,766.31 is: 2,649.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.21 : 7,579.87 = 1,766.31 : x
  2. Step 2: Convert to fraction form
    5,053.21/7,579.87 = 1,766.31/x
  3. Step 3: Cross multiply
    5,053.21x = 7,579.87 × 1,766.31
  4. Step 4: Simplify right side
    5,053.21x = 13,388,400.18
  5. Step 5: Solve for x
    x = 13,388,400.18/5,053.21
  6. Step 6: Final answer
    x = 2,649.48

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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.