Home / 12,784.02-19,169.94-4,463.02

Finding the Fourth Proportional to 12,784.02, 19,169.94 and 4,463.02

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Solution

The fourth proportional to 12,784.02, 19,169.94 and 4,463.02 is: 6,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,784.02 : 19,169.94 = 4,463.02 : x
  2. Step 2: Convert to fraction form
    12,784.02/19,169.94 = 4,463.02/x
  3. Step 3: Cross multiply
    12,784.02x = 19,169.94 × 4,463.02
  4. Step 4: Simplify right side
    12,784.02x = 85,555,825.62
  5. Step 5: Solve for x
    x = 85,555,825.62/12,784.02
  6. Step 6: Final answer
    x = 6,692.40

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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.