Home / 11,115.02-16,671.02-3,719.32

Finding the Fourth Proportional to 11,115.02, 16,671.02 and 3,719.32

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Solution

The fourth proportional to 11,115.02, 16,671.02 and 3,719.32 is: 5,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115.02 : 16,671.02 = 3,719.32 : x
  2. Step 2: Convert to fraction form
    11,115.02/16,671.02 = 3,719.32/x
  3. Step 3: Cross multiply
    11,115.02x = 16,671.02 × 3,719.32
  4. Step 4: Simplify right side
    11,115.02x = 62,004,797.83
  5. Step 5: Solve for x
    x = 62,004,797.83/11,115.02
  6. Step 6: Final answer
    x = 5,578.47

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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.