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Finding the Fourth Proportional to 3,798.74, 5,697.96 and 1,334.12

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Solution

The fourth proportional to 3,798.74, 5,697.96 and 1,334.12 is: 2,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.74 : 5,697.96 = 1,334.12 : x
  2. Step 2: Convert to fraction form
    3,798.74/5,697.96 = 1,334.12/x
  3. Step 3: Cross multiply
    3,798.74x = 5,697.96 × 1,334.12
  4. Step 4: Simplify right side
    3,798.74x = 7,601,762.40
  5. Step 5: Solve for x
    x = 7,601,762.40/3,798.74
  6. Step 6: Final answer
    x = 2,001.13

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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.