Home / 3,020.23-4,167.91-1,841.30

Finding the Fourth Proportional to 3,020.23, 4,167.91 and 1,841.30

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Solution

The fourth proportional to 3,020.23, 4,167.91 and 1,841.30 is: 2,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.23 : 4,167.91 = 1,841.30 : x
  2. Step 2: Convert to fraction form
    3,020.23/4,167.91 = 1,841.30/x
  3. Step 3: Cross multiply
    3,020.23x = 4,167.91 × 1,841.30
  4. Step 4: Simplify right side
    3,020.23x = 7,674,372.68
  5. Step 5: Solve for x
    x = 7,674,372.68/3,020.23
  6. Step 6: Final answer
    x = 2,540.99

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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.