Home / 3,436.44-4,743.42-2,020.10

Finding the Fourth Proportional to 3,436.44, 4,743.42 and 2,020.10

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Solution

The fourth proportional to 3,436.44, 4,743.42 and 2,020.10 is: 2,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.44 : 4,743.42 = 2,020.10 : x
  2. Step 2: Convert to fraction form
    3,436.44/4,743.42 = 2,020.10/x
  3. Step 3: Cross multiply
    3,436.44x = 4,743.42 × 2,020.10
  4. Step 4: Simplify right side
    3,436.44x = 9,582,182.74
  5. Step 5: Solve for x
    x = 9,582,182.74/3,436.44
  6. Step 6: Final answer
    x = 2,788.40

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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.