Home / 9,185.55-12,676.07-4,993.80

Finding the Fourth Proportional to 9,185.55, 12,676.07 and 4,993.80

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Solution

The fourth proportional to 9,185.55, 12,676.07 and 4,993.80 is: 6,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.55 : 12,676.07 = 4,993.80 : x
  2. Step 2: Convert to fraction form
    9,185.55/12,676.07 = 4,993.80/x
  3. Step 3: Cross multiply
    9,185.55x = 12,676.07 × 4,993.80
  4. Step 4: Simplify right side
    9,185.55x = 63,301,670.02
  5. Step 5: Solve for x
    x = 63,301,670.02/9,185.55
  6. Step 6: Final answer
    x = 6,891.44

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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.