Home / 12,208.04-16,847.06-6,619

Finding the Fourth Proportional to 12,208.04, 16,847.06 and 6,619

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Solution

The fourth proportional to 12,208.04, 16,847.06 and 6,619 is: 9,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.04 : 16,847.06 = 6,619 : x
  2. Step 2: Convert to fraction form
    12,208.04/16,847.06 = 6,619/x
  3. Step 3: Cross multiply
    12,208.04x = 16,847.06 × 6,619
  4. Step 4: Simplify right side
    12,208.04x = 111,510,690.14
  5. Step 5: Solve for x
    x = 111,510,690.14/12,208.04
  6. Step 6: Final answer
    x = 9,134.20

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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.