Home / 10,868.46-16,305.60-4,628.76

Finding the Fourth Proportional to 10,868.46, 16,305.60 and 4,628.76

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Solution

The fourth proportional to 10,868.46, 16,305.60 and 4,628.76 is: 6,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.46 : 16,305.60 = 4,628.76 : x
  2. Step 2: Convert to fraction form
    10,868.46/16,305.60 = 4,628.76/x
  3. Step 3: Cross multiply
    10,868.46x = 16,305.60 × 4,628.76
  4. Step 4: Simplify right side
    10,868.46x = 75,474,709.06
  5. Step 5: Solve for x
    x = 75,474,709.06/10,868.46
  6. Step 6: Final answer
    x = 6,944.38

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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.