Home / 4,450.72-6,676.80-1,853.92

Finding the Fourth Proportional to 4,450.72, 6,676.80 and 1,853.92

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Solution

The fourth proportional to 4,450.72, 6,676.80 and 1,853.92 is: 2,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.72 : 6,676.80 = 1,853.92 : x
  2. Step 2: Convert to fraction form
    4,450.72/6,676.80 = 1,853.92/x
  3. Step 3: Cross multiply
    4,450.72x = 6,676.80 × 1,853.92
  4. Step 4: Simplify right side
    4,450.72x = 12,378,253.06
  5. Step 5: Solve for x
    x = 12,378,253.06/4,450.72
  6. Step 6: Final answer
    x = 2,781.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.