Home / 3,027.80-4,550.70-2,511.16

Finding the Fourth Proportional to 3,027.80, 4,550.70 and 2,511.16

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Solution

The fourth proportional to 3,027.80, 4,550.70 and 2,511.16 is: 3,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.80 : 4,550.70 = 2,511.16 : x
  2. Step 2: Convert to fraction form
    3,027.80/4,550.70 = 2,511.16/x
  3. Step 3: Cross multiply
    3,027.80x = 4,550.70 × 2,511.16
  4. Step 4: Simplify right side
    3,027.80x = 11,427,535.81
  5. Step 5: Solve for x
    x = 11,427,535.81/3,027.80
  6. Step 6: Final answer
    x = 3,774.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.