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Finding the Fourth Proportional to 6,629.54, 9,943.23 and 2,012.54

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Solution

The fourth proportional to 6,629.54, 9,943.23 and 2,012.54 is: 3,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.54 : 9,943.23 = 2,012.54 : x
  2. Step 2: Convert to fraction form
    6,629.54/9,943.23 = 2,012.54/x
  3. Step 3: Cross multiply
    6,629.54x = 9,943.23 × 2,012.54
  4. Step 4: Simplify right side
    6,629.54x = 20,011,148.10
  5. Step 5: Solve for x
    x = 20,011,148.10/6,629.54
  6. Step 6: Final answer
    x = 3,018.48

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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.