Home / 3,336.96-5,004.16-1,145.28

Finding the Fourth Proportional to 3,336.96, 5,004.16 and 1,145.28

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Solution

The fourth proportional to 3,336.96, 5,004.16 and 1,145.28 is: 1,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.96 : 5,004.16 = 1,145.28 : x
  2. Step 2: Convert to fraction form
    3,336.96/5,004.16 = 1,145.28/x
  3. Step 3: Cross multiply
    3,336.96x = 5,004.16 × 1,145.28
  4. Step 4: Simplify right side
    3,336.96x = 5,731,164.36
  5. Step 5: Solve for x
    x = 5,731,164.36/3,336.96
  6. Step 6: Final answer
    x = 1,717.48

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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.