Home / 10,873.28-16,307.60-3,082.16

Finding the Fourth Proportional to 10,873.28, 16,307.60 and 3,082.16

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Solution

The fourth proportional to 10,873.28, 16,307.60 and 3,082.16 is: 4,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.28 : 16,307.60 = 3,082.16 : x
  2. Step 2: Convert to fraction form
    10,873.28/16,307.60 = 3,082.16/x
  3. Step 3: Cross multiply
    10,873.28x = 16,307.60 × 3,082.16
  4. Step 4: Simplify right side
    10,873.28x = 50,262,632.42
  5. Step 5: Solve for x
    x = 50,262,632.42/10,873.28
  6. Step 6: Final answer
    x = 4,622.58

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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.