Home / 4,620.35-6,374.03-3,028.70

Finding the Fourth Proportional to 4,620.35, 6,374.03 and 3,028.70

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Solution

The fourth proportional to 4,620.35, 6,374.03 and 3,028.70 is: 4,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.35 : 6,374.03 = 3,028.70 : x
  2. Step 2: Convert to fraction form
    4,620.35/6,374.03 = 3,028.70/x
  3. Step 3: Cross multiply
    4,620.35x = 6,374.03 × 3,028.70
  4. Step 4: Simplify right side
    4,620.35x = 19,305,025.45
  5. Step 5: Solve for x
    x = 19,305,025.45/4,620.35
  6. Step 6: Final answer
    x = 4,178.26

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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.