Home / 6,819.09-10,227.38-1,888.08

Finding the Fourth Proportional to 6,819.09, 10,227.38 and 1,888.08

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Solution

The fourth proportional to 6,819.09, 10,227.38 and 1,888.08 is: 2,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.09 : 10,227.38 = 1,888.08 : x
  2. Step 2: Convert to fraction form
    6,819.09/10,227.38 = 1,888.08/x
  3. Step 3: Cross multiply
    6,819.09x = 10,227.38 × 1,888.08
  4. Step 4: Simplify right side
    6,819.09x = 19,310,102.19
  5. Step 5: Solve for x
    x = 19,310,102.19/6,819.09
  6. Step 6: Final answer
    x = 2,831.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.