Home / 4,625.20-6,382.78-2,635.84

Finding the Fourth Proportional to 4,625.20, 6,382.78 and 2,635.84

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Solution

The fourth proportional to 4,625.20, 6,382.78 and 2,635.84 is: 3,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.20 : 6,382.78 = 2,635.84 : x
  2. Step 2: Convert to fraction form
    4,625.20/6,382.78 = 2,635.84/x
  3. Step 3: Cross multiply
    4,625.20x = 6,382.78 × 2,635.84
  4. Step 4: Simplify right side
    4,625.20x = 16,823,954.92
  5. Step 5: Solve for x
    x = 16,823,954.92/4,625.20
  6. Step 6: Final answer
    x = 3,637.46

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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.