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Finding the Fourth Proportional to 5,103.01, 7,043.93 and 3,007

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Solution

The fourth proportional to 5,103.01, 7,043.93 and 3,007 is: 4,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.01 : 7,043.93 = 3,007 : x
  2. Step 2: Convert to fraction form
    5,103.01/7,043.93 = 3,007/x
  3. Step 3: Cross multiply
    5,103.01x = 7,043.93 × 3,007
  4. Step 4: Simplify right side
    5,103.01x = 21,181,097.51
  5. Step 5: Solve for x
    x = 21,181,097.51/5,103.01
  6. Step 6: Final answer
    x = 4,150.71

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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.