Home / 2,093.37-2,888.76-1,209.32

Finding the Fourth Proportional to 2,093.37, 2,888.76 and 1,209.32

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Solution

The fourth proportional to 2,093.37, 2,888.76 and 1,209.32 is: 1,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.37 : 2,888.76 = 1,209.32 : x
  2. Step 2: Convert to fraction form
    2,093.37/2,888.76 = 1,209.32/x
  3. Step 3: Cross multiply
    2,093.37x = 2,888.76 × 1,209.32
  4. Step 4: Simplify right side
    2,093.37x = 3,493,435.24
  5. Step 5: Solve for x
    x = 3,493,435.24/2,093.37
  6. Step 6: Final answer
    x = 1,668.81

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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.