Home / 3,230.07-4,845.39-1,008.75

Finding the Fourth Proportional to 3,230.07, 4,845.39 and 1,008.75

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Solution

The fourth proportional to 3,230.07, 4,845.39 and 1,008.75 is: 1,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.07 : 4,845.39 = 1,008.75 : x
  2. Step 2: Convert to fraction form
    3,230.07/4,845.39 = 1,008.75/x
  3. Step 3: Cross multiply
    3,230.07x = 4,845.39 × 1,008.75
  4. Step 4: Simplify right side
    3,230.07x = 4,887,787.16
  5. Step 5: Solve for x
    x = 4,887,787.16/3,230.07
  6. Step 6: Final answer
    x = 1,513.21

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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.