Home / 2,209.86-3,050.73-2,089.26

Finding the Fourth Proportional to 2,209.86, 3,050.73 and 2,089.26

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Solution

The fourth proportional to 2,209.86, 3,050.73 and 2,089.26 is: 2,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.86 : 3,050.73 = 2,089.26 : x
  2. Step 2: Convert to fraction form
    2,209.86/3,050.73 = 2,089.26/x
  3. Step 3: Cross multiply
    2,209.86x = 3,050.73 × 2,089.26
  4. Step 4: Simplify right side
    2,209.86x = 6,373,768.16
  5. Step 5: Solve for x
    x = 6,373,768.16/2,209.86
  6. Step 6: Final answer
    x = 2,884.24

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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.