Home / 5,361.02-7,400.77-3,571.47

Finding the Fourth Proportional to 5,361.02, 7,400.77 and 3,571.47

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Solution

The fourth proportional to 5,361.02, 7,400.77 and 3,571.47 is: 4,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.02 : 7,400.77 = 3,571.47 : x
  2. Step 2: Convert to fraction form
    5,361.02/7,400.77 = 3,571.47/x
  3. Step 3: Cross multiply
    5,361.02x = 7,400.77 × 3,571.47
  4. Step 4: Simplify right side
    5,361.02x = 26,431,632.98
  5. Step 5: Solve for x
    x = 26,431,632.98/5,361.02
  6. Step 6: Final answer
    x = 4,930.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.