Home / 12,028.16-16,598.82-6,722.98

Finding the Fourth Proportional to 12,028.16, 16,598.82 and 6,722.98

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Solution

The fourth proportional to 12,028.16, 16,598.82 and 6,722.98 is: 9,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.16 : 16,598.82 = 6,722.98 : x
  2. Step 2: Convert to fraction form
    12,028.16/16,598.82 = 6,722.98/x
  3. Step 3: Cross multiply
    12,028.16x = 16,598.82 × 6,722.98
  4. Step 4: Simplify right side
    12,028.16x = 111,593,534.88
  5. Step 5: Solve for x
    x = 111,593,534.88/12,028.16
  6. Step 6: Final answer
    x = 9,277.69

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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.