Home / 3,089.48-4,634.49-1,008.73

Finding the Fourth Proportional to 3,089.48, 4,634.49 and 1,008.73

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Solution

The fourth proportional to 3,089.48, 4,634.49 and 1,008.73 is: 1,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.48 : 4,634.49 = 1,008.73 : x
  2. Step 2: Convert to fraction form
    3,089.48/4,634.49 = 1,008.73/x
  3. Step 3: Cross multiply
    3,089.48x = 4,634.49 × 1,008.73
  4. Step 4: Simplify right side
    3,089.48x = 4,674,949.10
  5. Step 5: Solve for x
    x = 4,674,949.10/3,089.48
  6. Step 6: Final answer
    x = 1,513.18

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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.