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Finding the Fourth Proportional to 4,705.01, 6,495.73 and 2,939.01

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Solution

The fourth proportional to 4,705.01, 6,495.73 and 2,939.01 is: 4,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.01 : 6,495.73 = 2,939.01 : x
  2. Step 2: Convert to fraction form
    4,705.01/6,495.73 = 2,939.01/x
  3. Step 3: Cross multiply
    4,705.01x = 6,495.73 × 2,939.01
  4. Step 4: Simplify right side
    4,705.01x = 19,091,014.39
  5. Step 5: Solve for x
    x = 19,091,014.39/4,705.01
  6. Step 6: Final answer
    x = 4,057.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.