Home / 3,366.45-5,027.67-2,819.07

Finding the Fourth Proportional to 3,366.45, 5,027.67 and 2,819.07

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Solution

The fourth proportional to 3,366.45, 5,027.67 and 2,819.07 is: 4,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.45 : 5,027.67 = 2,819.07 : x
  2. Step 2: Convert to fraction form
    3,366.45/5,027.67 = 2,819.07/x
  3. Step 3: Cross multiply
    3,366.45x = 5,027.67 × 2,819.07
  4. Step 4: Simplify right side
    3,366.45x = 14,173,353.67
  5. Step 5: Solve for x
    x = 14,173,353.67/3,366.45
  6. Step 6: Final answer
    x = 4,210.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.