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Finding the Fourth Proportional to 6,246.49, 9,369.74 and 1,629.49

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Solution

The fourth proportional to 6,246.49, 9,369.74 and 1,629.49 is: 2,444.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.49 : 9,369.74 = 1,629.49 : x
  2. Step 2: Convert to fraction form
    6,246.49/9,369.74 = 1,629.49/x
  3. Step 3: Cross multiply
    6,246.49x = 9,369.74 × 1,629.49
  4. Step 4: Simplify right side
    6,246.49x = 15,267,915.33
  5. Step 5: Solve for x
    x = 15,267,915.33/6,246.49
  6. Step 6: Final answer
    x = 2,444.24

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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.