Home / 4,146.09-6,219.47-1,806.16

Finding the Fourth Proportional to 4,146.09, 6,219.47 and 1,806.16

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Solution

The fourth proportional to 4,146.09, 6,219.47 and 1,806.16 is: 2,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.09 : 6,219.47 = 1,806.16 : x
  2. Step 2: Convert to fraction form
    4,146.09/6,219.47 = 1,806.16/x
  3. Step 3: Cross multiply
    4,146.09x = 6,219.47 × 1,806.16
  4. Step 4: Simplify right side
    4,146.09x = 11,233,357.94
  5. Step 5: Solve for x
    x = 11,233,357.94/4,146.09
  6. Step 6: Final answer
    x = 2,709.39

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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.