Home / 10,216.68-14,099.66-7,694.34

Finding the Fourth Proportional to 10,216.68, 14,099.66 and 7,694.34

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Solution

The fourth proportional to 10,216.68, 14,099.66 and 7,694.34 is: 10,618.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.68 : 14,099.66 = 7,694.34 : x
  2. Step 2: Convert to fraction form
    10,216.68/14,099.66 = 7,694.34/x
  3. Step 3: Cross multiply
    10,216.68x = 14,099.66 × 7,694.34
  4. Step 4: Simplify right side
    10,216.68x = 108,487,577.92
  5. Step 5: Solve for x
    x = 108,487,577.92/10,216.68
  6. Step 6: Final answer
    x = 10,618.67

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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.