Home / 4,800.58-6,625.06-2,811.28

Finding the Fourth Proportional to 4,800.58, 6,625.06 and 2,811.28

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Solution

The fourth proportional to 4,800.58, 6,625.06 and 2,811.28 is: 3,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.58 : 6,625.06 = 2,811.28 : x
  2. Step 2: Convert to fraction form
    4,800.58/6,625.06 = 2,811.28/x
  3. Step 3: Cross multiply
    4,800.58x = 6,625.06 × 2,811.28
  4. Step 4: Simplify right side
    4,800.58x = 18,624,898.68
  5. Step 5: Solve for x
    x = 18,624,898.68/4,800.58
  6. Step 6: Final answer
    x = 3,879.72

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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.