Home / 2,802.90-4,198.23-2,310.42

Finding the Fourth Proportional to 2,802.90, 4,198.23 and 2,310.42

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Solution

The fourth proportional to 2,802.90, 4,198.23 and 2,310.42 is: 3,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.90 : 4,198.23 = 2,310.42 : x
  2. Step 2: Convert to fraction form
    2,802.90/4,198.23 = 2,310.42/x
  3. Step 3: Cross multiply
    2,802.90x = 4,198.23 × 2,310.42
  4. Step 4: Simplify right side
    2,802.90x = 9,699,674.56
  5. Step 5: Solve for x
    x = 9,699,674.56/2,802.90
  6. Step 6: Final answer
    x = 3,460.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.