Home / 3,491.98-4,820.93-2,314.65

Finding the Fourth Proportional to 3,491.98, 4,820.93 and 2,314.65

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Solution

The fourth proportional to 3,491.98, 4,820.93 and 2,314.65 is: 3,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.98 : 4,820.93 = 2,314.65 : x
  2. Step 2: Convert to fraction form
    3,491.98/4,820.93 = 2,314.65/x
  3. Step 3: Cross multiply
    3,491.98x = 4,820.93 × 2,314.65
  4. Step 4: Simplify right side
    3,491.98x = 11,158,765.62
  5. Step 5: Solve for x
    x = 11,158,765.62/3,491.98
  6. Step 6: Final answer
    x = 3,195.54

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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.