Home / 4,206.72-6,312.96-2,016.96

Finding the Fourth Proportional to 4,206.72, 6,312.96 and 2,016.96

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Solution

The fourth proportional to 4,206.72, 6,312.96 and 2,016.96 is: 3,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.72 : 6,312.96 = 2,016.96 : x
  2. Step 2: Convert to fraction form
    4,206.72/6,312.96 = 2,016.96/x
  3. Step 3: Cross multiply
    4,206.72x = 6,312.96 × 2,016.96
  4. Step 4: Simplify right side
    4,206.72x = 12,732,987.80
  5. Step 5: Solve for x
    x = 12,732,987.80/4,206.72
  6. Step 6: Final answer
    x = 3,026.82

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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.