Home / 10,885.73-16,299.26-5,680.67

Finding the Fourth Proportional to 10,885.73, 16,299.26 and 5,680.67

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Solution

The fourth proportional to 10,885.73, 16,299.26 and 5,680.67 is: 8,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.73 : 16,299.26 = 5,680.67 : x
  2. Step 2: Convert to fraction form
    10,885.73/16,299.26 = 5,680.67/x
  3. Step 3: Cross multiply
    10,885.73x = 16,299.26 × 5,680.67
  4. Step 4: Simplify right side
    10,885.73x = 92,590,628.71
  5. Step 5: Solve for x
    x = 92,590,628.71/10,885.73
  6. Step 6: Final answer
    x = 8,505.69

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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.