Home / 4,990.73-7,467.06-3,009.07

Finding the Fourth Proportional to 4,990.73, 7,467.06 and 3,009.07

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Solution

The fourth proportional to 4,990.73, 7,467.06 and 3,009.07 is: 4,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.73 : 7,467.06 = 3,009.07 : x
  2. Step 2: Convert to fraction form
    4,990.73/7,467.06 = 3,009.07/x
  3. Step 3: Cross multiply
    4,990.73x = 7,467.06 × 3,009.07
  4. Step 4: Simplify right side
    4,990.73x = 22,468,868.90
  5. Step 5: Solve for x
    x = 22,468,868.90/4,990.73
  6. Step 6: Final answer
    x = 4,502.12

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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.