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Finding the Fourth Proportional to 6,873.93, 9,485.91 and 4,184.25

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Solution

The fourth proportional to 6,873.93, 9,485.91 and 4,184.25 is: 5,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.93 : 9,485.91 = 4,184.25 : x
  2. Step 2: Convert to fraction form
    6,873.93/9,485.91 = 4,184.25/x
  3. Step 3: Cross multiply
    6,873.93x = 9,485.91 × 4,184.25
  4. Step 4: Simplify right side
    6,873.93x = 39,691,418.92
  5. Step 5: Solve for x
    x = 39,691,418.92/6,873.93
  6. Step 6: Final answer
    x = 5,774.20

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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.