Home / 6,238.60-9,357.88-4,284.88

Finding the Fourth Proportional to 6,238.60, 9,357.88 and 4,284.88

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Solution

The fourth proportional to 6,238.60, 9,357.88 and 4,284.88 is: 6,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.60 : 9,357.88 = 4,284.88 : x
  2. Step 2: Convert to fraction form
    6,238.60/9,357.88 = 4,284.88/x
  3. Step 3: Cross multiply
    6,238.60x = 9,357.88 × 4,284.88
  4. Step 4: Simplify right side
    6,238.60x = 40,097,392.85
  5. Step 5: Solve for x
    x = 40,097,392.85/6,238.60
  6. Step 6: Final answer
    x = 6,427.31

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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.