Home / 11,039.36-16,559.05-2,719.55

Finding the Fourth Proportional to 11,039.36, 16,559.05 and 2,719.55

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Solution

The fourth proportional to 11,039.36, 16,559.05 and 2,719.55 is: 4,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.36 : 16,559.05 = 2,719.55 : x
  2. Step 2: Convert to fraction form
    11,039.36/16,559.05 = 2,719.55/x
  3. Step 3: Cross multiply
    11,039.36x = 16,559.05 × 2,719.55
  4. Step 4: Simplify right side
    11,039.36x = 45,033,074.83
  5. Step 5: Solve for x
    x = 45,033,074.83/11,039.36
  6. Step 6: Final answer
    x = 4,079.32

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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.