Home / 3,556.02-5,328.49-2,254.75

Finding the Fourth Proportional to 3,556.02, 5,328.49 and 2,254.75

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Solution

The fourth proportional to 3,556.02, 5,328.49 and 2,254.75 is: 3,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.02 : 5,328.49 = 2,254.75 : x
  2. Step 2: Convert to fraction form
    3,556.02/5,328.49 = 2,254.75/x
  3. Step 3: Cross multiply
    3,556.02x = 5,328.49 × 2,254.75
  4. Step 4: Simplify right side
    3,556.02x = 12,014,412.83
  5. Step 5: Solve for x
    x = 12,014,412.83/3,556.02
  6. Step 6: Final answer
    x = 3,378.61

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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.