Home / 9,185.50-12,676.08-4,993.84

Finding the Fourth Proportional to 9,185.50, 12,676.08 and 4,993.84

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Solution

The fourth proportional to 9,185.50, 12,676.08 and 4,993.84 is: 6,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.50 : 12,676.08 = 4,993.84 : x
  2. Step 2: Convert to fraction form
    9,185.50/12,676.08 = 4,993.84/x
  3. Step 3: Cross multiply
    9,185.50x = 12,676.08 × 4,993.84
  4. Step 4: Simplify right side
    9,185.50x = 63,302,315.35
  5. Step 5: Solve for x
    x = 63,302,315.35/9,185.50
  6. Step 6: Final answer
    x = 6,891.55

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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.