Home / 6,219.92-9,330.28-2,059.76

Finding the Fourth Proportional to 6,219.92, 9,330.28 and 2,059.76

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Solution

The fourth proportional to 6,219.92, 9,330.28 and 2,059.76 is: 3,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.92 : 9,330.28 = 2,059.76 : x
  2. Step 2: Convert to fraction form
    6,219.92/9,330.28 = 2,059.76/x
  3. Step 3: Cross multiply
    6,219.92x = 9,330.28 × 2,059.76
  4. Step 4: Simplify right side
    6,219.92x = 19,218,137.53
  5. Step 5: Solve for x
    x = 19,218,137.53/6,219.92
  6. Step 6: Final answer
    x = 3,089.77

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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.