Home / 5,296.89-7,309.77-2,906.71

Finding the Fourth Proportional to 5,296.89, 7,309.77 and 2,906.71

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Solution

The fourth proportional to 5,296.89, 7,309.77 and 2,906.71 is: 4,011.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.89 : 7,309.77 = 2,906.71 : x
  2. Step 2: Convert to fraction form
    5,296.89/7,309.77 = 2,906.71/x
  3. Step 3: Cross multiply
    5,296.89x = 7,309.77 × 2,906.71
  4. Step 4: Simplify right side
    5,296.89x = 21,247,381.56
  5. Step 5: Solve for x
    x = 21,247,381.56/5,296.89
  6. Step 6: Final answer
    x = 4,011.29

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1.5x scale

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.