Home / 4,906.32-7,359.60-1,619.70

Finding the Fourth Proportional to 4,906.32, 7,359.60 and 1,619.70

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Solution

The fourth proportional to 4,906.32, 7,359.60 and 1,619.70 is: 2,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.32 : 7,359.60 = 1,619.70 : x
  2. Step 2: Convert to fraction form
    4,906.32/7,359.60 = 1,619.70/x
  3. Step 3: Cross multiply
    4,906.32x = 7,359.60 × 1,619.70
  4. Step 4: Simplify right side
    4,906.32x = 11,920,344.12
  5. Step 5: Solve for x
    x = 11,920,344.12/4,906.32
  6. Step 6: Final answer
    x = 2,429.59

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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.