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Finding the Fourth Proportional to 3,003.02, 4,144.02 and 1,676.47

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Solution

The fourth proportional to 3,003.02, 4,144.02 and 1,676.47 is: 2,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.02 : 4,144.02 = 1,676.47 : x
  2. Step 2: Convert to fraction form
    3,003.02/4,144.02 = 1,676.47/x
  3. Step 3: Cross multiply
    3,003.02x = 4,144.02 × 1,676.47
  4. Step 4: Simplify right side
    3,003.02x = 6,947,339.78
  5. Step 5: Solve for x
    x = 6,947,339.78/3,003.02
  6. Step 6: Final answer
    x = 2,313.45

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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.