Home / 12,169.02-16,796.52-6,866.94

Finding the Fourth Proportional to 12,169.02, 16,796.52 and 6,866.94

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Solution

The fourth proportional to 12,169.02, 16,796.52 and 6,866.94 is: 9,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169.02 : 16,796.52 = 6,866.94 : x
  2. Step 2: Convert to fraction form
    12,169.02/16,796.52 = 6,866.94/x
  3. Step 3: Cross multiply
    12,169.02x = 16,796.52 × 6,866.94
  4. Step 4: Simplify right side
    12,169.02x = 115,340,695.05
  5. Step 5: Solve for x
    x = 115,340,695.05/12,169.02
  6. Step 6: Final answer
    x = 9,478.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.