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Finding the Fourth Proportional to 12,794.53, 19,209.73 and 6,559.02

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Solution

The fourth proportional to 12,794.53, 19,209.73 and 6,559.02 is: 9,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.53 : 19,209.73 = 6,559.02 : x
  2. Step 2: Convert to fraction form
    12,794.53/19,209.73 = 6,559.02/x
  3. Step 3: Cross multiply
    12,794.53x = 19,209.73 × 6,559.02
  4. Step 4: Simplify right side
    12,794.53x = 125,997,003.26
  5. Step 5: Solve for x
    x = 125,997,003.26/12,794.53
  6. Step 6: Final answer
    x = 9,847.72

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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.