Home / 6,639.54-9,960.93-2,022.54

Finding the Fourth Proportional to 6,639.54, 9,960.93 and 2,022.54

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Solution

The fourth proportional to 6,639.54, 9,960.93 and 2,022.54 is: 3,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639.54 : 9,960.93 = 2,022.54 : x
  2. Step 2: Convert to fraction form
    6,639.54/9,960.93 = 2,022.54/x
  3. Step 3: Cross multiply
    6,639.54x = 9,960.93 × 2,022.54
  4. Step 4: Simplify right side
    6,639.54x = 20,146,379.36
  5. Step 5: Solve for x
    x = 20,146,379.36/6,639.54
  6. Step 6: Final answer
    x = 3,034.30

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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.