Home / 5,294.25-7,940.97-3,440.16

Finding the Fourth Proportional to 5,294.25, 7,940.97 and 3,440.16

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Solution

The fourth proportional to 5,294.25, 7,940.97 and 3,440.16 is: 5,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.25 : 7,940.97 = 3,440.16 : x
  2. Step 2: Convert to fraction form
    5,294.25/7,940.97 = 3,440.16/x
  3. Step 3: Cross multiply
    5,294.25x = 7,940.97 × 3,440.16
  4. Step 4: Simplify right side
    5,294.25x = 27,318,207.36
  5. Step 5: Solve for x
    x = 27,318,207.36/5,294.25
  6. Step 6: Final answer
    x = 5,159.98

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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.