Home / 4,440.36-6,120.86-3,319.59

Finding the Fourth Proportional to 4,440.36, 6,120.86 and 3,319.59

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Solution

The fourth proportional to 4,440.36, 6,120.86 and 3,319.59 is: 4,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.36 : 6,120.86 = 3,319.59 : x
  2. Step 2: Convert to fraction form
    4,440.36/6,120.86 = 3,319.59/x
  3. Step 3: Cross multiply
    4,440.36x = 6,120.86 × 3,319.59
  4. Step 4: Simplify right side
    4,440.36x = 20,318,729.05
  5. Step 5: Solve for x
    x = 20,318,729.05/4,440.36
  6. Step 6: Final answer
    x = 4,575.92

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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.