Home / 9,185.70-12,676.11-4,993.92

Finding the Fourth Proportional to 9,185.70, 12,676.11 and 4,993.92

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Solution

The fourth proportional to 9,185.70, 12,676.11 and 4,993.92 is: 6,891.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.70 : 12,676.11 = 4,993.92 : x
  2. Step 2: Convert to fraction form
    9,185.70/12,676.11 = 4,993.92/x
  3. Step 3: Cross multiply
    9,185.70x = 12,676.11 × 4,993.92
  4. Step 4: Simplify right side
    9,185.70x = 63,303,479.25
  5. Step 5: Solve for x
    x = 63,303,479.25/9,185.70
  6. Step 6: Final answer
    x = 6,891.52

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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.