Home / 7,729.95-10,673.83-5,749.37

Finding the Fourth Proportional to 7,729.95, 10,673.83 and 5,749.37

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Solution

The fourth proportional to 7,729.95, 10,673.83 and 5,749.37 is: 7,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.95 : 10,673.83 = 5,749.37 : x
  2. Step 2: Convert to fraction form
    7,729.95/10,673.83 = 5,749.37/x
  3. Step 3: Cross multiply
    7,729.95x = 10,673.83 × 5,749.37
  4. Step 4: Simplify right side
    7,729.95x = 61,367,797.99
  5. Step 5: Solve for x
    x = 61,367,797.99/7,729.95
  6. Step 6: Final answer
    x = 7,938.96

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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.