Home / 3,525.48-5,290.02-1,447.02

Finding the Fourth Proportional to 3,525.48, 5,290.02 and 1,447.02

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Solution

The fourth proportional to 3,525.48, 5,290.02 and 1,447.02 is: 2,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.48 : 5,290.02 = 1,447.02 : x
  2. Step 2: Convert to fraction form
    3,525.48/5,290.02 = 1,447.02/x
  3. Step 3: Cross multiply
    3,525.48x = 5,290.02 × 1,447.02
  4. Step 4: Simplify right side
    3,525.48x = 7,654,764.74
  5. Step 5: Solve for x
    x = 7,654,764.74/3,525.48
  6. Step 6: Final answer
    x = 2,171.27

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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.