Home / 11,101.37-15,319.63-6,065.60

Finding the Fourth Proportional to 11,101.37, 15,319.63 and 6,065.60

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Solution

The fourth proportional to 11,101.37, 15,319.63 and 6,065.60 is: 8,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.37 : 15,319.63 = 6,065.60 : x
  2. Step 2: Convert to fraction form
    11,101.37/15,319.63 = 6,065.60/x
  3. Step 3: Cross multiply
    11,101.37x = 15,319.63 × 6,065.60
  4. Step 4: Simplify right side
    11,101.37x = 92,922,764.88
  5. Step 5: Solve for x
    x = 92,922,764.88/11,101.37
  6. Step 6: Final answer
    x = 8,370.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.