Home / 3,009.39-4,513.28-1,159.48

Finding the Fourth Proportional to 3,009.39, 4,513.28 and 1,159.48

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Solution

The fourth proportional to 3,009.39, 4,513.28 and 1,159.48 is: 1,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.39 : 4,513.28 = 1,159.48 : x
  2. Step 2: Convert to fraction form
    3,009.39/4,513.28 = 1,159.48/x
  3. Step 3: Cross multiply
    3,009.39x = 4,513.28 × 1,159.48
  4. Step 4: Simplify right side
    3,009.39x = 5,233,035.33
  5. Step 5: Solve for x
    x = 5,233,035.33/3,009.39
  6. Step 6: Final answer
    x = 1,738.90

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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.