Home / 12,028.28-16,598.93-6,723.05

Finding the Fourth Proportional to 12,028.28, 16,598.93 and 6,723.05

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Solution

The fourth proportional to 12,028.28, 16,598.93 and 6,723.05 is: 9,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.28 : 16,598.93 = 6,723.05 : x
  2. Step 2: Convert to fraction form
    12,028.28/16,598.93 = 6,723.05/x
  3. Step 3: Cross multiply
    12,028.28x = 16,598.93 × 6,723.05
  4. Step 4: Simplify right side
    12,028.28x = 111,595,319.73
  5. Step 5: Solve for x
    x = 111,595,319.73/12,028.28
  6. Step 6: Final answer
    x = 9,277.75

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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.