Home / 4,544.75-6,255.51-3,216.15

Finding the Fourth Proportional to 4,544.75, 6,255.51 and 3,216.15

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Solution

The fourth proportional to 4,544.75, 6,255.51 and 3,216.15 is: 4,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.75 : 6,255.51 = 3,216.15 : x
  2. Step 2: Convert to fraction form
    4,544.75/6,255.51 = 3,216.15/x
  3. Step 3: Cross multiply
    4,544.75x = 6,255.51 × 3,216.15
  4. Step 4: Simplify right side
    4,544.75x = 20,118,658.49
  5. Step 5: Solve for x
    x = 20,118,658.49/4,544.75
  6. Step 6: Final answer
    x = 4,426.79

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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.