Home / 5,074.15-6,997.78-4,226.22

Finding the Fourth Proportional to 5,074.15, 6,997.78 and 4,226.22

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Solution

The fourth proportional to 5,074.15, 6,997.78 and 4,226.22 is: 5,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.15 : 6,997.78 = 4,226.22 : x
  2. Step 2: Convert to fraction form
    5,074.15/6,997.78 = 4,226.22/x
  3. Step 3: Cross multiply
    5,074.15x = 6,997.78 × 4,226.22
  4. Step 4: Simplify right side
    5,074.15x = 29,574,119.62
  5. Step 5: Solve for x
    x = 29,574,119.62/5,074.15
  6. Step 6: Final answer
    x = 5,828.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.