Home / 7,729.49-11,594.07-2,182.75

Finding the Fourth Proportional to 7,729.49, 11,594.07 and 2,182.75

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Solution

The fourth proportional to 7,729.49, 11,594.07 and 2,182.75 is: 3,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.49 : 11,594.07 = 2,182.75 : x
  2. Step 2: Convert to fraction form
    7,729.49/11,594.07 = 2,182.75/x
  3. Step 3: Cross multiply
    7,729.49x = 11,594.07 × 2,182.75
  4. Step 4: Simplify right side
    7,729.49x = 25,306,927.31
  5. Step 5: Solve for x
    x = 25,306,927.31/7,729.49
  6. Step 6: Final answer
    x = 3,274.07

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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.