Home / 4,924.22-7,384.89-1,636.43

Finding the Fourth Proportional to 4,924.22, 7,384.89 and 1,636.43

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Solution

The fourth proportional to 4,924.22, 7,384.89 and 1,636.43 is: 2,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.22 : 7,384.89 = 1,636.43 : x
  2. Step 2: Convert to fraction form
    4,924.22/7,384.89 = 1,636.43/x
  3. Step 3: Cross multiply
    4,924.22x = 7,384.89 × 1,636.43
  4. Step 4: Simplify right side
    4,924.22x = 12,084,855.54
  5. Step 5: Solve for x
    x = 12,084,855.54/4,924.22
  6. Step 6: Final answer
    x = 2,454.17

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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.