Home / 4,778.93-6,596.76-2,790.14

Finding the Fourth Proportional to 4,778.93, 6,596.76 and 2,790.14

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Solution

The fourth proportional to 4,778.93, 6,596.76 and 2,790.14 is: 3,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.93 : 6,596.76 = 2,790.14 : x
  2. Step 2: Convert to fraction form
    4,778.93/6,596.76 = 2,790.14/x
  3. Step 3: Cross multiply
    4,778.93x = 6,596.76 × 2,790.14
  4. Step 4: Simplify right side
    4,778.93x = 18,405,883.95
  5. Step 5: Solve for x
    x = 18,405,883.95/4,778.93
  6. Step 6: Final answer
    x = 3,851.47

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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.