Home / 3,434.36-5,151.44-837.26

Finding the Fourth Proportional to 3,434.36, 5,151.44 and 837.26

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Solution

The fourth proportional to 3,434.36, 5,151.44 and 837.26 is: 1,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.36 : 5,151.44 = 837.26 : x
  2. Step 2: Convert to fraction form
    3,434.36/5,151.44 = 837.26/x
  3. Step 3: Cross multiply
    3,434.36x = 5,151.44 × 837.26
  4. Step 4: Simplify right side
    3,434.36x = 4,313,094.65
  5. Step 5: Solve for x
    x = 4,313,094.65/3,434.36
  6. Step 6: Final answer
    x = 1,255.87

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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.