Home / 12,082.86-16,673.22-6,776.55

Finding the Fourth Proportional to 12,082.86, 16,673.22 and 6,776.55

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Solution

The fourth proportional to 12,082.86, 16,673.22 and 6,776.55 is: 9,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.86 : 16,673.22 = 6,776.55 : x
  2. Step 2: Convert to fraction form
    12,082.86/16,673.22 = 6,776.55/x
  3. Step 3: Cross multiply
    12,082.86x = 16,673.22 × 6,776.55
  4. Step 4: Simplify right side
    12,082.86x = 112,986,908.99
  5. Step 5: Solve for x
    x = 112,986,908.99/12,082.86
  6. Step 6: Final answer
    x = 9,351.01

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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.