Home / 4,493.12-6,739.52-1,571.52

Finding the Fourth Proportional to 4,493.12, 6,739.52 and 1,571.52

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Solution

The fourth proportional to 4,493.12, 6,739.52 and 1,571.52 is: 2,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.12 : 6,739.52 = 1,571.52 : x
  2. Step 2: Convert to fraction form
    4,493.12/6,739.52 = 1,571.52/x
  3. Step 3: Cross multiply
    4,493.12x = 6,739.52 × 1,571.52
  4. Step 4: Simplify right side
    4,493.12x = 10,591,290.47
  5. Step 5: Solve for x
    x = 10,591,290.47/4,493.12
  6. Step 6: Final answer
    x = 2,357.22

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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.