Home / 6,788.36-9,379.59-4,896.20

Finding the Fourth Proportional to 6,788.36, 9,379.59 and 4,896.20

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Solution

The fourth proportional to 6,788.36, 9,379.59 and 4,896.20 is: 6,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.36 : 9,379.59 = 4,896.20 : x
  2. Step 2: Convert to fraction form
    6,788.36/9,379.59 = 4,896.20/x
  3. Step 3: Cross multiply
    6,788.36x = 9,379.59 × 4,896.20
  4. Step 4: Simplify right side
    6,788.36x = 45,924,348.56
  5. Step 5: Solve for x
    x = 45,924,348.56/6,788.36
  6. Step 6: Final answer
    x = 6,765.16

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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.