Home / 11,012.07-16,517.53-3,615.56

Finding the Fourth Proportional to 11,012.07, 16,517.53 and 3,615.56

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Solution

The fourth proportional to 11,012.07, 16,517.53 and 3,615.56 is: 5,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.07 : 16,517.53 = 3,615.56 : x
  2. Step 2: Convert to fraction form
    11,012.07/16,517.53 = 3,615.56/x
  3. Step 3: Cross multiply
    11,012.07x = 16,517.53 × 3,615.56
  4. Step 4: Simplify right side
    11,012.07x = 59,720,120.77
  5. Step 5: Solve for x
    x = 59,720,120.77/11,012.07
  6. Step 6: Final answer
    x = 5,423.15

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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.