Home / 5,525.75-7,625.46-3,287.59

Finding the Fourth Proportional to 5,525.75, 7,625.46 and 3,287.59

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Solution

The fourth proportional to 5,525.75, 7,625.46 and 3,287.59 is: 4,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.75 : 7,625.46 = 3,287.59 : x
  2. Step 2: Convert to fraction form
    5,525.75/7,625.46 = 3,287.59/x
  3. Step 3: Cross multiply
    5,525.75x = 7,625.46 × 3,287.59
  4. Step 4: Simplify right side
    5,525.75x = 25,069,347.91
  5. Step 5: Solve for x
    x = 25,069,347.91/5,525.75
  6. Step 6: Final answer
    x = 4,536.82

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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.