Home / 3,003.01-4,143.92-1,676.63

Finding the Fourth Proportional to 3,003.01, 4,143.92 and 1,676.63

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Solution

The fourth proportional to 3,003.01, 4,143.92 and 1,676.63 is: 2,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.01 : 4,143.92 = 1,676.63 : x
  2. Step 2: Convert to fraction form
    3,003.01/4,143.92 = 1,676.63/x
  3. Step 3: Cross multiply
    3,003.01x = 4,143.92 × 1,676.63
  4. Step 4: Simplify right side
    3,003.01x = 6,947,822.57
  5. Step 5: Solve for x
    x = 6,947,822.57/3,003.01
  6. Step 6: Final answer
    x = 2,313.62

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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.