Home / 5,067.80-7,598.02-3,420.28

Finding the Fourth Proportional to 5,067.80, 7,598.02 and 3,420.28

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Solution

The fourth proportional to 5,067.80, 7,598.02 and 3,420.28 is: 5,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.80 : 7,598.02 = 3,420.28 : x
  2. Step 2: Convert to fraction form
    5,067.80/7,598.02 = 3,420.28/x
  3. Step 3: Cross multiply
    5,067.80x = 7,598.02 × 3,420.28
  4. Step 4: Simplify right side
    5,067.80x = 25,987,355.85
  5. Step 5: Solve for x
    x = 25,987,355.85/5,067.80
  6. Step 6: Final answer
    x = 5,127.94

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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.