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Finding the Fourth Proportional to 5,295.51, 7,945.70 and 2,700.27

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Solution

The fourth proportional to 5,295.51, 7,945.70 and 2,700.27 is: 4,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.51 : 7,945.70 = 2,700.27 : x
  2. Step 2: Convert to fraction form
    5,295.51/7,945.70 = 2,700.27/x
  3. Step 3: Cross multiply
    5,295.51x = 7,945.70 × 2,700.27
  4. Step 4: Simplify right side
    5,295.51x = 21,455,521.84
  5. Step 5: Solve for x
    x = 21,455,521.84/5,295.51
  6. Step 6: Final answer
    x = 4,051.64

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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.