Home / 12,082.63-16,676.90-7,370.86

Finding the Fourth Proportional to 12,082.63, 16,676.90 and 7,370.86

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Solution

The fourth proportional to 12,082.63, 16,676.90 and 7,370.86 is: 10,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.63 : 16,676.90 = 7,370.86 : x
  2. Step 2: Convert to fraction form
    12,082.63/16,676.90 = 7,370.86/x
  3. Step 3: Cross multiply
    12,082.63x = 16,676.90 × 7,370.86
  4. Step 4: Simplify right side
    12,082.63x = 122,923,030.18
  5. Step 5: Solve for x
    x = 122,923,030.18/12,082.63
  6. Step 6: Final answer
    x = 10,173.54

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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.