Home / 7,629.18-11,448.62-3,246.63

Finding the Fourth Proportional to 7,629.18, 11,448.62 and 3,246.63

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Solution

The fourth proportional to 7,629.18, 11,448.62 and 3,246.63 is: 4,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.18 : 11,448.62 = 3,246.63 : x
  2. Step 2: Convert to fraction form
    7,629.18/11,448.62 = 3,246.63/x
  3. Step 3: Cross multiply
    7,629.18x = 11,448.62 × 3,246.63
  4. Step 4: Simplify right side
    7,629.18x = 37,169,433.15
  5. Step 5: Solve for x
    x = 37,169,433.15/7,629.18
  6. Step 6: Final answer
    x = 4,872.01

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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.