Home / 3,425.02-5,137.76-1,203.59

Finding the Fourth Proportional to 3,425.02, 5,137.76 and 1,203.59

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Solution

The fourth proportional to 3,425.02, 5,137.76 and 1,203.59 is: 1,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.02 : 5,137.76 = 1,203.59 : x
  2. Step 2: Convert to fraction form
    3,425.02/5,137.76 = 1,203.59/x
  3. Step 3: Cross multiply
    3,425.02x = 5,137.76 × 1,203.59
  4. Step 4: Simplify right side
    3,425.02x = 6,183,733.88
  5. Step 5: Solve for x
    x = 6,183,733.88/3,425.02
  6. Step 6: Final answer
    x = 1,805.46

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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.