Home / 3,053.25-4,213.50-1,656

Finding the Fourth Proportional to 3,053.25, 4,213.50 and 1,656

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Solution

The fourth proportional to 3,053.25, 4,213.50 and 1,656 is: 2,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.25 : 4,213.50 = 1,656 : x
  2. Step 2: Convert to fraction form
    3,053.25/4,213.50 = 1,656/x
  3. Step 3: Cross multiply
    3,053.25x = 4,213.50 × 1,656
  4. Step 4: Simplify right side
    3,053.25x = 6,977,556
  5. Step 5: Solve for x
    x = 6,977,556/3,053.25
  6. Step 6: Final answer
    x = 2,285.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.