Home / 4,643.48-6,408.53-3,226.79

Finding the Fourth Proportional to 4,643.48, 6,408.53 and 3,226.79

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Solution

The fourth proportional to 4,643.48, 6,408.53 and 3,226.79 is: 4,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.48 : 6,408.53 = 3,226.79 : x
  2. Step 2: Convert to fraction form
    4,643.48/6,408.53 = 3,226.79/x
  3. Step 3: Cross multiply
    4,643.48x = 6,408.53 × 3,226.79
  4. Step 4: Simplify right side
    4,643.48x = 20,679,004.61
  5. Step 5: Solve for x
    x = 20,679,004.61/4,643.48
  6. Step 6: Final answer
    x = 4,453.34

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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.