Home / 3,356.12-5,029.04-1,407.26

Finding the Fourth Proportional to 3,356.12, 5,029.04 and 1,407.26

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Solution

The fourth proportional to 3,356.12, 5,029.04 and 1,407.26 is: 2,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.12 : 5,029.04 = 1,407.26 : x
  2. Step 2: Convert to fraction form
    3,356.12/5,029.04 = 1,407.26/x
  3. Step 3: Cross multiply
    3,356.12x = 5,029.04 × 1,407.26
  4. Step 4: Simplify right side
    3,356.12x = 7,077,134.65
  5. Step 5: Solve for x
    x = 7,077,134.65/3,356.12
  6. Step 6: Final answer
    x = 2,108.73

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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.