Home / 6,319.08-8,716.32-4,427.82

Finding the Fourth Proportional to 6,319.08, 8,716.32 and 4,427.82

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Solution

The fourth proportional to 6,319.08, 8,716.32 and 4,427.82 is: 6,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.08 : 8,716.32 = 4,427.82 : x
  2. Step 2: Convert to fraction form
    6,319.08/8,716.32 = 4,427.82/x
  3. Step 3: Cross multiply
    6,319.08x = 8,716.32 × 4,427.82
  4. Step 4: Simplify right side
    6,319.08x = 38,594,296.02
  5. Step 5: Solve for x
    x = 38,594,296.02/6,319.08
  6. Step 6: Final answer
    x = 6,107.58

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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.