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Finding the Fourth Proportional to 5,296.95, 7,945.73 and 2,009.97

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Solution

The fourth proportional to 5,296.95, 7,945.73 and 2,009.97 is: 3,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.95 : 7,945.73 = 2,009.97 : x
  2. Step 2: Convert to fraction form
    5,296.95/7,945.73 = 2,009.97/x
  3. Step 3: Cross multiply
    5,296.95x = 7,945.73 × 2,009.97
  4. Step 4: Simplify right side
    5,296.95x = 15,970,703.82
  5. Step 5: Solve for x
    x = 15,970,703.82/5,296.95
  6. Step 6: Final answer
    x = 3,015.07

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1.5x scale

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.