Home / 4,891.91-7,336.32-1,604.23

Finding the Fourth Proportional to 4,891.91, 7,336.32 and 1,604.23

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Solution

The fourth proportional to 4,891.91, 7,336.32 and 1,604.23 is: 2,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.91 : 7,336.32 = 1,604.23 : x
  2. Step 2: Convert to fraction form
    4,891.91/7,336.32 = 1,604.23/x
  3. Step 3: Cross multiply
    4,891.91x = 7,336.32 × 1,604.23
  4. Step 4: Simplify right side
    4,891.91x = 11,769,144.63
  5. Step 5: Solve for x
    x = 11,769,144.63/4,891.91
  6. Step 6: Final answer
    x = 2,405.84

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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.