Home / 7,771.23-10,724.25-4,234.44

Finding the Fourth Proportional to 7,771.23, 10,724.25 and 4,234.44

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Solution

The fourth proportional to 7,771.23, 10,724.25 and 4,234.44 is: 5,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.23 : 10,724.25 = 4,234.44 : x
  2. Step 2: Convert to fraction form
    7,771.23/10,724.25 = 4,234.44/x
  3. Step 3: Cross multiply
    7,771.23x = 10,724.25 × 4,234.44
  4. Step 4: Simplify right side
    7,771.23x = 45,411,193.17
  5. Step 5: Solve for x
    x = 45,411,193.17/7,771.23
  6. Step 6: Final answer
    x = 5,843.50

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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.