Home / 3,020.85-4,168.50-1,841.69

Finding the Fourth Proportional to 3,020.85, 4,168.50 and 1,841.69

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Solution

The fourth proportional to 3,020.85, 4,168.50 and 1,841.69 is: 2,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.85 : 4,168.50 = 1,841.69 : x
  2. Step 2: Convert to fraction form
    3,020.85/4,168.50 = 1,841.69/x
  3. Step 3: Cross multiply
    3,020.85x = 4,168.50 × 1,841.69
  4. Step 4: Simplify right side
    3,020.85x = 7,677,063.92
  5. Step 5: Solve for x
    x = 7,677,063.92/3,020.85
  6. Step 6: Final answer
    x = 2,541.36

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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.