Home / 4,150.80-6,219.72-2,902.32

Finding the Fourth Proportional to 4,150.80, 6,219.72 and 2,902.32

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Solution

The fourth proportional to 4,150.80, 6,219.72 and 2,902.32 is: 4,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.80 : 6,219.72 = 2,902.32 : x
  2. Step 2: Convert to fraction form
    4,150.80/6,219.72 = 2,902.32/x
  3. Step 3: Cross multiply
    4,150.80x = 6,219.72 × 2,902.32
  4. Step 4: Simplify right side
    4,150.80x = 18,051,617.75
  5. Step 5: Solve for x
    x = 18,051,617.75/4,150.80
  6. Step 6: Final answer
    x = 4,348.95

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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.