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Finding the Fourth Proportional to 4,636.40, 6,954.60 and 2,693.60

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Solution

The fourth proportional to 4,636.40, 6,954.60 and 2,693.60 is: 4,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.40 : 6,954.60 = 2,693.60 : x
  2. Step 2: Convert to fraction form
    4,636.40/6,954.60 = 2,693.60/x
  3. Step 3: Cross multiply
    4,636.40x = 6,954.60 × 2,693.60
  4. Step 4: Simplify right side
    4,636.40x = 18,732,910.56
  5. Step 5: Solve for x
    x = 18,732,910.56/4,636.40
  6. Step 6: Final answer
    x = 4,040.40

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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.