Home / 3,467.24-5,201.70-1,275.80

Finding the Fourth Proportional to 3,467.24, 5,201.70 and 1,275.80

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Solution

The fourth proportional to 3,467.24, 5,201.70 and 1,275.80 is: 1,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.24 : 5,201.70 = 1,275.80 : x
  2. Step 2: Convert to fraction form
    3,467.24/5,201.70 = 1,275.80/x
  3. Step 3: Cross multiply
    3,467.24x = 5,201.70 × 1,275.80
  4. Step 4: Simplify right side
    3,467.24x = 6,636,328.86
  5. Step 5: Solve for x
    x = 6,636,328.86/3,467.24
  6. Step 6: Final answer
    x = 1,914.01

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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.