Home / 5,234.02-7,850.72-1,945.62

Finding the Fourth Proportional to 5,234.02, 7,850.72 and 1,945.62

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Solution

The fourth proportional to 5,234.02, 7,850.72 and 1,945.62 is: 2,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.02 : 7,850.72 = 1,945.62 : x
  2. Step 2: Convert to fraction form
    5,234.02/7,850.72 = 1,945.62/x
  3. Step 3: Cross multiply
    5,234.02x = 7,850.72 × 1,945.62
  4. Step 4: Simplify right side
    5,234.02x = 15,274,522.71
  5. Step 5: Solve for x
    x = 15,274,522.71/5,234.02
  6. Step 6: Final answer
    x = 2,918.32

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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.