Home / 4,811.72-6,637.77-3,747.56

Finding the Fourth Proportional to 4,811.72, 6,637.77 and 3,747.56

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Solution

The fourth proportional to 4,811.72, 6,637.77 and 3,747.56 is: 5,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.72 : 6,637.77 = 3,747.56 : x
  2. Step 2: Convert to fraction form
    4,811.72/6,637.77 = 3,747.56/x
  3. Step 3: Cross multiply
    4,811.72x = 6,637.77 × 3,747.56
  4. Step 4: Simplify right side
    4,811.72x = 24,875,408.15
  5. Step 5: Solve for x
    x = 24,875,408.15/4,811.72
  6. Step 6: Final answer
    x = 5,169.76

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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.