Home / 4,522.29-6,778.79-1,891.34

Finding the Fourth Proportional to 4,522.29, 6,778.79 and 1,891.34

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Solution

The fourth proportional to 4,522.29, 6,778.79 and 1,891.34 is: 2,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.29 : 6,778.79 = 1,891.34 : x
  2. Step 2: Convert to fraction form
    4,522.29/6,778.79 = 1,891.34/x
  3. Step 3: Cross multiply
    4,522.29x = 6,778.79 × 1,891.34
  4. Step 4: Simplify right side
    4,522.29x = 12,820,953.33
  5. Step 5: Solve for x
    x = 12,820,953.33/4,522.29
  6. Step 6: Final answer
    x = 2,835.06

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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.