Home / 5,930.24-8,896.23-1,980.21

Finding the Fourth Proportional to 5,930.24, 8,896.23 and 1,980.21

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Solution

The fourth proportional to 5,930.24, 8,896.23 and 1,980.21 is: 2,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.24 : 8,896.23 = 1,980.21 : x
  2. Step 2: Convert to fraction form
    5,930.24/8,896.23 = 1,980.21/x
  3. Step 3: Cross multiply
    5,930.24x = 8,896.23 × 1,980.21
  4. Step 4: Simplify right side
    5,930.24x = 17,616,403.61
  5. Step 5: Solve for x
    x = 17,616,403.61/5,930.24
  6. Step 6: Final answer
    x = 2,970.61

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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.