Home / 7,620.06-11,430.33-2,693.10

Finding the Fourth Proportional to 7,620.06, 11,430.33 and 2,693.10

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Solution

The fourth proportional to 7,620.06, 11,430.33 and 2,693.10 is: 4,039.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.06 : 11,430.33 = 2,693.10 : x
  2. Step 2: Convert to fraction form
    7,620.06/11,430.33 = 2,693.10/x
  3. Step 3: Cross multiply
    7,620.06x = 11,430.33 × 2,693.10
  4. Step 4: Simplify right side
    7,620.06x = 30,783,021.72
  5. Step 5: Solve for x
    x = 30,783,021.72/7,620.06
  6. Step 6: Final answer
    x = 4,039.73

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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.