Home / 12,785.02-19,171.44-4,464.02

Finding the Fourth Proportional to 12,785.02, 19,171.44 and 4,464.02

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Solution

The fourth proportional to 12,785.02, 19,171.44 and 4,464.02 is: 6,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785.02 : 19,171.44 = 4,464.02 : x
  2. Step 2: Convert to fraction form
    12,785.02/19,171.44 = 4,464.02/x
  3. Step 3: Cross multiply
    12,785.02x = 19,171.44 × 4,464.02
  4. Step 4: Simplify right side
    12,785.02x = 85,581,691.59
  5. Step 5: Solve for x
    x = 85,581,691.59/12,785.02
  6. Step 6: Final answer
    x = 6,693.90

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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.