Home / 3,516.94-5,278.01-1,668.06

Finding the Fourth Proportional to 3,516.94, 5,278.01 and 1,668.06

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Solution

The fourth proportional to 3,516.94, 5,278.01 and 1,668.06 is: 2,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.94 : 5,278.01 = 1,668.06 : x
  2. Step 2: Convert to fraction form
    3,516.94/5,278.01 = 1,668.06/x
  3. Step 3: Cross multiply
    3,516.94x = 5,278.01 × 1,668.06
  4. Step 4: Simplify right side
    3,516.94x = 8,804,055.07
  5. Step 5: Solve for x
    x = 8,804,055.07/3,516.94
  6. Step 6: Final answer
    x = 2,503.33

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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.