Home / 2,133.32-2,918.66-2,124.09

Finding the Fourth Proportional to 2,133.32, 2,918.66 and 2,124.09

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Solution

The fourth proportional to 2,133.32, 2,918.66 and 2,124.09 is: 2,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.32 : 2,918.66 = 2,124.09 : x
  2. Step 2: Convert to fraction form
    2,133.32/2,918.66 = 2,124.09/x
  3. Step 3: Cross multiply
    2,133.32x = 2,918.66 × 2,124.09
  4. Step 4: Simplify right side
    2,133.32x = 6,199,485.90
  5. Step 5: Solve for x
    x = 6,199,485.90/2,133.32
  6. Step 6: Final answer
    x = 2,906.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.