Home / 6,219.87-9,330.49-1,837.33

Finding the Fourth Proportional to 6,219.87, 9,330.49 and 1,837.33

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Solution

The fourth proportional to 6,219.87, 9,330.49 and 1,837.33 is: 2,756.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.87 : 9,330.49 = 1,837.33 : x
  2. Step 2: Convert to fraction form
    6,219.87/9,330.49 = 1,837.33/x
  3. Step 3: Cross multiply
    6,219.87x = 9,330.49 × 1,837.33
  4. Step 4: Simplify right side
    6,219.87x = 17,143,161.27
  5. Step 5: Solve for x
    x = 17,143,161.27/6,219.87
  6. Step 6: Final answer
    x = 2,756.19

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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.