Home / 3,020.29-4,168.40-1,825.34

Finding the Fourth Proportional to 3,020.29, 4,168.40 and 1,825.34

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Solution

The fourth proportional to 3,020.29, 4,168.40 and 1,825.34 is: 2,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.29 : 4,168.40 = 1,825.34 : x
  2. Step 2: Convert to fraction form
    3,020.29/4,168.40 = 1,825.34/x
  3. Step 3: Cross multiply
    3,020.29x = 4,168.40 × 1,825.34
  4. Step 4: Simplify right side
    3,020.29x = 7,608,717.29
  5. Step 5: Solve for x
    x = 7,608,717.29/3,020.29
  6. Step 6: Final answer
    x = 2,519.20

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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.