Home / 2,318.41-3,473.26-1,147.05

Finding the Fourth Proportional to 2,318.41, 3,473.26 and 1,147.05

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Solution

The fourth proportional to 2,318.41, 3,473.26 and 1,147.05 is: 1,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.41 : 3,473.26 = 1,147.05 : x
  2. Step 2: Convert to fraction form
    2,318.41/3,473.26 = 1,147.05/x
  3. Step 3: Cross multiply
    2,318.41x = 3,473.26 × 1,147.05
  4. Step 4: Simplify right side
    2,318.41x = 3,984,002.88
  5. Step 5: Solve for x
    x = 3,984,002.88/2,318.41
  6. Step 6: Final answer
    x = 1,718.42

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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.