Home / 5,358.49-7,394.40-2,968.45

Finding the Fourth Proportional to 5,358.49, 7,394.40 and 2,968.45

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Solution

The fourth proportional to 5,358.49, 7,394.40 and 2,968.45 is: 4,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.49 : 7,394.40 = 2,968.45 : x
  2. Step 2: Convert to fraction form
    5,358.49/7,394.40 = 2,968.45/x
  3. Step 3: Cross multiply
    5,358.49x = 7,394.40 × 2,968.45
  4. Step 4: Simplify right side
    5,358.49x = 21,949,906.68
  5. Step 5: Solve for x
    x = 21,949,906.68/5,358.49
  6. Step 6: Final answer
    x = 4,096.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.