Home / 3,435.96-4,740.33-2,019.71

Finding the Fourth Proportional to 3,435.96, 4,740.33 and 2,019.71

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Solution

The fourth proportional to 3,435.96, 4,740.33 and 2,019.71 is: 2,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.96 : 4,740.33 = 2,019.71 : x
  2. Step 2: Convert to fraction form
    3,435.96/4,740.33 = 2,019.71/x
  3. Step 3: Cross multiply
    3,435.96x = 4,740.33 × 2,019.71
  4. Step 4: Simplify right side
    3,435.96x = 9,574,111.33
  5. Step 5: Solve for x
    x = 9,574,111.33/3,435.96
  6. Step 6: Final answer
    x = 2,786.44

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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.