Home / 12,208.02-16,847.10-6,619.02

Finding the Fourth Proportional to 12,208.02, 16,847.10 and 6,619.02

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Solution

The fourth proportional to 12,208.02, 16,847.10 and 6,619.02 is: 9,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.02 : 16,847.10 = 6,619.02 : x
  2. Step 2: Convert to fraction form
    12,208.02/16,847.10 = 6,619.02/x
  3. Step 3: Cross multiply
    12,208.02x = 16,847.10 × 6,619.02
  4. Step 4: Simplify right side
    12,208.02x = 111,511,291.84
  5. Step 5: Solve for x
    x = 111,511,291.84/12,208.02
  6. Step 6: Final answer
    x = 9,134.27

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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.