Home / 4,239.10-5,845.26-3,470.20

Finding the Fourth Proportional to 4,239.10, 5,845.26 and 3,470.20

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Solution

The fourth proportional to 4,239.10, 5,845.26 and 3,470.20 is: 4,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.10 : 5,845.26 = 3,470.20 : x
  2. Step 2: Convert to fraction form
    4,239.10/5,845.26 = 3,470.20/x
  3. Step 3: Cross multiply
    4,239.10x = 5,845.26 × 3,470.20
  4. Step 4: Simplify right side
    4,239.10x = 20,284,221.25
  5. Step 5: Solve for x
    x = 20,284,221.25/4,239.10
  6. Step 6: Final answer
    x = 4,785.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.