Home / 3,068.27-4,235.03-1,890.33

Finding the Fourth Proportional to 3,068.27, 4,235.03 and 1,890.33

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Solution

The fourth proportional to 3,068.27, 4,235.03 and 1,890.33 is: 2,609.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.27 : 4,235.03 = 1,890.33 : x
  2. Step 2: Convert to fraction form
    3,068.27/4,235.03 = 1,890.33/x
  3. Step 3: Cross multiply
    3,068.27x = 4,235.03 × 1,890.33
  4. Step 4: Simplify right side
    3,068.27x = 8,005,604.26
  5. Step 5: Solve for x
    x = 8,005,604.26/3,068.27
  6. Step 6: Final answer
    x = 2,609.16

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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.