Home / 3,556.30-5,339.02-2,240.46

Finding the Fourth Proportional to 3,556.30, 5,339.02 and 2,240.46

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Solution

The fourth proportional to 3,556.30, 5,339.02 and 2,240.46 is: 3,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.30 : 5,339.02 = 2,240.46 : x
  2. Step 2: Convert to fraction form
    3,556.30/5,339.02 = 2,240.46/x
  3. Step 3: Cross multiply
    3,556.30x = 5,339.02 × 2,240.46
  4. Step 4: Simplify right side
    3,556.30x = 11,961,860.75
  5. Step 5: Solve for x
    x = 11,961,860.75/3,556.30
  6. Step 6: Final answer
    x = 3,363.57

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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.