Home / 4,800.68-6,624.52-2,912.34

Finding the Fourth Proportional to 4,800.68, 6,624.52 and 2,912.34

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Solution

The fourth proportional to 4,800.68, 6,624.52 and 2,912.34 is: 4,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.68 : 6,624.52 = 2,912.34 : x
  2. Step 2: Convert to fraction form
    4,800.68/6,624.52 = 2,912.34/x
  3. Step 3: Cross multiply
    4,800.68x = 6,624.52 × 2,912.34
  4. Step 4: Simplify right side
    4,800.68x = 19,292,872.14
  5. Step 5: Solve for x
    x = 19,292,872.14/4,800.68
  6. Step 6: Final answer
    x = 4,018.78

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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.