Home / 4,883.50-6,739.23-2,787.67

Finding the Fourth Proportional to 4,883.50, 6,739.23 and 2,787.67

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Solution

The fourth proportional to 4,883.50, 6,739.23 and 2,787.67 is: 3,846.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.50 : 6,739.23 = 2,787.67 : x
  2. Step 2: Convert to fraction form
    4,883.50/6,739.23 = 2,787.67/x
  3. Step 3: Cross multiply
    4,883.50x = 6,739.23 × 2,787.67
  4. Step 4: Simplify right side
    4,883.50x = 18,786,749.29
  5. Step 5: Solve for x
    x = 18,786,749.29/4,883.50
  6. Step 6: Final answer
    x = 3,846.98

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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.