Home / 2,971.64-4,460.82-1,876.63

Finding the Fourth Proportional to 2,971.64, 4,460.82 and 1,876.63

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Solution

The fourth proportional to 2,971.64, 4,460.82 and 1,876.63 is: 2,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.64 : 4,460.82 = 1,876.63 : x
  2. Step 2: Convert to fraction form
    2,971.64/4,460.82 = 1,876.63/x
  3. Step 3: Cross multiply
    2,971.64x = 4,460.82 × 1,876.63
  4. Step 4: Simplify right side
    2,971.64x = 8,371,286.33
  5. Step 5: Solve for x
    x = 8,371,286.33/2,971.64
  6. Step 6: Final answer
    x = 2,817.06

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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.