Home / 4,076.32-6,115.41-1,479.26

Finding the Fourth Proportional to 4,076.32, 6,115.41 and 1,479.26

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Solution

The fourth proportional to 4,076.32, 6,115.41 and 1,479.26 is: 2,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.32 : 6,115.41 = 1,479.26 : x
  2. Step 2: Convert to fraction form
    4,076.32/6,115.41 = 1,479.26/x
  3. Step 3: Cross multiply
    4,076.32x = 6,115.41 × 1,479.26
  4. Step 4: Simplify right side
    4,076.32x = 9,046,250.82
  5. Step 5: Solve for x
    x = 9,046,250.82/4,076.32
  6. Step 6: Final answer
    x = 2,219.22

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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.