Home / 12,782.00-19,175.42-4,464.38

Finding the Fourth Proportional to 12,782.00, 19,175.42 and 4,464.38

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Solution

The fourth proportional to 12,782.00, 19,175.42 and 4,464.38 is: 6,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,782.00 : 19,175.42 = 4,464.38 : x
  2. Step 2: Convert to fraction form
    12,782.00/19,175.42 = 4,464.38/x
  3. Step 3: Cross multiply
    12,782.00x = 19,175.42 × 4,464.38
  4. Step 4: Simplify right side
    12,782.00x = 85,606,420.64
  5. Step 5: Solve for x
    x = 85,606,420.64/12,782.00
  6. Step 6: Final answer
    x = 6,697.42

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1.5x scale

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.