Home / 7,020.46-10,529.43-1,826.02

Finding the Fourth Proportional to 7,020.46, 10,529.43 and 1,826.02

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Solution

The fourth proportional to 7,020.46, 10,529.43 and 1,826.02 is: 2,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.46 : 10,529.43 = 1,826.02 : x
  2. Step 2: Convert to fraction form
    7,020.46/10,529.43 = 1,826.02/x
  3. Step 3: Cross multiply
    7,020.46x = 10,529.43 × 1,826.02
  4. Step 4: Simplify right side
    7,020.46x = 19,226,949.77
  5. Step 5: Solve for x
    x = 19,226,949.77/7,020.46
  6. Step 6: Final answer
    x = 2,738.70

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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.