Home / 7,076.09-10,615.50-2,693.21

Finding the Fourth Proportional to 7,076.09, 10,615.50 and 2,693.21

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Solution

The fourth proportional to 7,076.09, 10,615.50 and 2,693.21 is: 4,040.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.09 : 10,615.50 = 2,693.21 : x
  2. Step 2: Convert to fraction form
    7,076.09/10,615.50 = 2,693.21/x
  3. Step 3: Cross multiply
    7,076.09x = 10,615.50 × 2,693.21
  4. Step 4: Simplify right side
    7,076.09x = 28,589,717.68
  5. Step 5: Solve for x
    x = 28,589,717.68/7,076.09
  6. Step 6: Final answer
    x = 4,040.33

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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.