Home / 4,738.56-7,114.29-2,766.21

Finding the Fourth Proportional to 4,738.56, 7,114.29 and 2,766.21

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Solution

The fourth proportional to 4,738.56, 7,114.29 and 2,766.21 is: 4,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.56 : 7,114.29 = 2,766.21 : x
  2. Step 2: Convert to fraction form
    4,738.56/7,114.29 = 2,766.21/x
  3. Step 3: Cross multiply
    4,738.56x = 7,114.29 × 2,766.21
  4. Step 4: Simplify right side
    4,738.56x = 19,679,620.14
  5. Step 5: Solve for x
    x = 19,679,620.14/4,738.56
  6. Step 6: Final answer
    x = 4,153.08

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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.