Home / 3,518.22-5,277.12-1,053.09

Finding the Fourth Proportional to 3,518.22, 5,277.12 and 1,053.09

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Solution

The fourth proportional to 3,518.22, 5,277.12 and 1,053.09 is: 1,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.22 : 5,277.12 = 1,053.09 : x
  2. Step 2: Convert to fraction form
    3,518.22/5,277.12 = 1,053.09/x
  3. Step 3: Cross multiply
    3,518.22x = 5,277.12 × 1,053.09
  4. Step 4: Simplify right side
    3,518.22x = 5,557,282.30
  5. Step 5: Solve for x
    x = 5,557,282.30/3,518.22
  6. Step 6: Final answer
    x = 1,579.57

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1.5x scale

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.