Home / 5,296.96-7,309.71-2,906.98

Finding the Fourth Proportional to 5,296.96, 7,309.71 and 2,906.98

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Solution

The fourth proportional to 5,296.96, 7,309.71 and 2,906.98 is: 4,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.96 : 7,309.71 = 2,906.98 : x
  2. Step 2: Convert to fraction form
    5,296.96/7,309.71 = 2,906.98/x
  3. Step 3: Cross multiply
    5,296.96x = 7,309.71 × 2,906.98
  4. Step 4: Simplify right side
    5,296.96x = 21,249,180.78
  5. Step 5: Solve for x
    x = 21,249,180.78/5,296.96
  6. Step 6: Final answer
    x = 4,011.58

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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.