Home / 4,476.51-6,705.62-2,129.41

Finding the Fourth Proportional to 4,476.51, 6,705.62 and 2,129.41

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Solution

The fourth proportional to 4,476.51, 6,705.62 and 2,129.41 is: 3,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.51 : 6,705.62 = 2,129.41 : x
  2. Step 2: Convert to fraction form
    4,476.51/6,705.62 = 2,129.41/x
  3. Step 3: Cross multiply
    4,476.51x = 6,705.62 × 2,129.41
  4. Step 4: Simplify right side
    4,476.51x = 14,279,020.00
  5. Step 5: Solve for x
    x = 14,279,020.00/4,476.51
  6. Step 6: Final answer
    x = 3,189.77

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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.