Home / 3,112.46-4,668.32-1,164.14

Finding the Fourth Proportional to 3,112.46, 4,668.32 and 1,164.14

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Solution

The fourth proportional to 3,112.46, 4,668.32 and 1,164.14 is: 1,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.46 : 4,668.32 = 1,164.14 : x
  2. Step 2: Convert to fraction form
    3,112.46/4,668.32 = 1,164.14/x
  3. Step 3: Cross multiply
    3,112.46x = 4,668.32 × 1,164.14
  4. Step 4: Simplify right side
    3,112.46x = 5,434,578.04
  5. Step 5: Solve for x
    x = 5,434,578.04/3,112.46
  6. Step 6: Final answer
    x = 1,746.07

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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.