Home / 10,873.38-16,310.23-3,082.20

Finding the Fourth Proportional to 10,873.38, 16,310.23 and 3,082.20

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Solution

The fourth proportional to 10,873.38, 16,310.23 and 3,082.20 is: 4,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.38 : 16,310.23 = 3,082.20 : x
  2. Step 2: Convert to fraction form
    10,873.38/16,310.23 = 3,082.20/x
  3. Step 3: Cross multiply
    10,873.38x = 16,310.23 × 3,082.20
  4. Step 4: Simplify right side
    10,873.38x = 50,271,390.91
  5. Step 5: Solve for x
    x = 50,271,390.91/10,873.38
  6. Step 6: Final answer
    x = 4,623.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.