Home / 3,008.79-4,513.39-1,159.09

Finding the Fourth Proportional to 3,008.79, 4,513.39 and 1,159.09

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Solution

The fourth proportional to 3,008.79, 4,513.39 and 1,159.09 is: 1,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.79 : 4,513.39 = 1,159.09 : x
  2. Step 2: Convert to fraction form
    3,008.79/4,513.39 = 1,159.09/x
  3. Step 3: Cross multiply
    3,008.79x = 4,513.39 × 1,159.09
  4. Step 4: Simplify right side
    3,008.79x = 5,231,411.03
  5. Step 5: Solve for x
    x = 5,231,411.03/3,008.79
  6. Step 6: Final answer
    x = 1,738.71

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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.