Home / 3,370.68-5,056.65-1,149.30

Finding the Fourth Proportional to 3,370.68, 5,056.65 and 1,149.30

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Solution

The fourth proportional to 3,370.68, 5,056.65 and 1,149.30 is: 1,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.68 : 5,056.65 = 1,149.30 : x
  2. Step 2: Convert to fraction form
    3,370.68/5,056.65 = 1,149.30/x
  3. Step 3: Cross multiply
    3,370.68x = 5,056.65 × 1,149.30
  4. Step 4: Simplify right side
    3,370.68x = 5,811,607.85
  5. Step 5: Solve for x
    x = 5,811,607.85/3,370.68
  6. Step 6: Final answer
    x = 1,724.16

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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.