Home / 3,425.02-5,144.01-2,135.50

Finding the Fourth Proportional to 3,425.02, 5,144.01 and 2,135.50

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Solution

The fourth proportional to 3,425.02, 5,144.01 and 2,135.50 is: 3,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.02 : 5,144.01 = 2,135.50 : x
  2. Step 2: Convert to fraction form
    3,425.02/5,144.01 = 2,135.50/x
  3. Step 3: Cross multiply
    3,425.02x = 5,144.01 × 2,135.50
  4. Step 4: Simplify right side
    3,425.02x = 10,985,033.36
  5. Step 5: Solve for x
    x = 10,985,033.36/3,425.02
  6. Step 6: Final answer
    x = 3,207.29

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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.