Home / 8,676.98-13,016.70-2,832.21

Finding the Fourth Proportional to 8,676.98, 13,016.70 and 2,832.21

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Solution

The fourth proportional to 8,676.98, 13,016.70 and 2,832.21 is: 4,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.98 : 13,016.70 = 2,832.21 : x
  2. Step 2: Convert to fraction form
    8,676.98/13,016.70 = 2,832.21/x
  3. Step 3: Cross multiply
    8,676.98x = 13,016.70 × 2,832.21
  4. Step 4: Simplify right side
    8,676.98x = 36,866,027.91
  5. Step 5: Solve for x
    x = 36,866,027.91/8,676.98
  6. Step 6: Final answer
    x = 4,248.72

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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.