Home / 3,436.65-4,741.96-2,020.62

Finding the Fourth Proportional to 3,436.65, 4,741.96 and 2,020.62

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Solution

The fourth proportional to 3,436.65, 4,741.96 and 2,020.62 is: 2,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.65 : 4,741.96 = 2,020.62 : x
  2. Step 2: Convert to fraction form
    3,436.65/4,741.96 = 2,020.62/x
  3. Step 3: Cross multiply
    3,436.65x = 4,741.96 × 2,020.62
  4. Step 4: Simplify right side
    3,436.65x = 9,581,722.30
  5. Step 5: Solve for x
    x = 9,581,722.30/3,436.65
  6. Step 6: Final answer
    x = 2,788.10

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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.