Home / 7,955.40-11,934.76-2,409.27

Finding the Fourth Proportional to 7,955.40, 11,934.76 and 2,409.27

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Solution

The fourth proportional to 7,955.40, 11,934.76 and 2,409.27 is: 3,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.40 : 11,934.76 = 2,409.27 : x
  2. Step 2: Convert to fraction form
    7,955.40/11,934.76 = 2,409.27/x
  3. Step 3: Cross multiply
    7,955.40x = 11,934.76 × 2,409.27
  4. Step 4: Simplify right side
    7,955.40x = 28,754,059.23
  5. Step 5: Solve for x
    x = 28,754,059.23/7,955.40
  6. Step 6: Final answer
    x = 3,614.41

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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.