Home / 3,003.06-4,143.52-1,676.49

Finding the Fourth Proportional to 3,003.06, 4,143.52 and 1,676.49

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Solution

The fourth proportional to 3,003.06, 4,143.52 and 1,676.49 is: 2,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.06 : 4,143.52 = 1,676.49 : x
  2. Step 2: Convert to fraction form
    3,003.06/4,143.52 = 1,676.49/x
  3. Step 3: Cross multiply
    3,003.06x = 4,143.52 × 1,676.49
  4. Step 4: Simplify right side
    3,003.06x = 6,946,569.84
  5. Step 5: Solve for x
    x = 6,946,569.84/3,003.06
  6. Step 6: Final answer
    x = 2,313.16

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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.