Home / 12,028.86-16,597.80-6,723.72

Finding the Fourth Proportional to 12,028.86, 16,597.80 and 6,723.72

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Solution

The fourth proportional to 12,028.86, 16,597.80 and 6,723.72 is: 9,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.86 : 16,597.80 = 6,723.72 : x
  2. Step 2: Convert to fraction form
    12,028.86/16,597.80 = 6,723.72/x
  3. Step 3: Cross multiply
    12,028.86x = 16,597.80 × 6,723.72
  4. Step 4: Simplify right side
    12,028.86x = 111,598,959.82
  5. Step 5: Solve for x
    x = 111,598,959.82/12,028.86
  6. Step 6: Final answer
    x = 9,277.60

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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.