Home / 8,300.24-12,450.40-2,060.40

Finding the Fourth Proportional to 8,300.24, 12,450.40 and 2,060.40

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Solution

The fourth proportional to 8,300.24, 12,450.40 and 2,060.40 is: 3,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.24 : 12,450.40 = 2,060.40 : x
  2. Step 2: Convert to fraction form
    8,300.24/12,450.40 = 2,060.40/x
  3. Step 3: Cross multiply
    8,300.24x = 12,450.40 × 2,060.40
  4. Step 4: Simplify right side
    8,300.24x = 25,652,804.16
  5. Step 5: Solve for x
    x = 25,652,804.16/8,300.24
  6. Step 6: Final answer
    x = 3,090.61

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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.