Home / 4,890.44-6,751.67-3,214.76

Finding the Fourth Proportional to 4,890.44, 6,751.67 and 3,214.76

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Solution

The fourth proportional to 4,890.44, 6,751.67 and 3,214.76 is: 4,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.44 : 6,751.67 = 3,214.76 : x
  2. Step 2: Convert to fraction form
    4,890.44/6,751.67 = 3,214.76/x
  3. Step 3: Cross multiply
    4,890.44x = 6,751.67 × 3,214.76
  4. Step 4: Simplify right side
    4,890.44x = 21,704,948.82
  5. Step 5: Solve for x
    x = 21,704,948.82/4,890.44
  6. Step 6: Final answer
    x = 4,438.24

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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.