Home / 3,318.48-4,971-2,340.24

Finding the Fourth Proportional to 3,318.48, 4,971 and 2,340.24

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Solution

The fourth proportional to 3,318.48, 4,971 and 2,340.24 is: 3,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.48 : 4,971 = 2,340.24 : x
  2. Step 2: Convert to fraction form
    3,318.48/4,971 = 2,340.24/x
  3. Step 3: Cross multiply
    3,318.48x = 4,971 × 2,340.24
  4. Step 4: Simplify right side
    3,318.48x = 11,633,333.04
  5. Step 5: Solve for x
    x = 11,633,333.04/3,318.48
  6. Step 6: Final answer
    x = 3,505.62

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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.