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Finding the Fourth Proportional to 7,302.99, 10,955.03 and 2,109.27

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Solution

The fourth proportional to 7,302.99, 10,955.03 and 2,109.27 is: 3,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.99 : 10,955.03 = 2,109.27 : x
  2. Step 2: Convert to fraction form
    7,302.99/10,955.03 = 2,109.27/x
  3. Step 3: Cross multiply
    7,302.99x = 10,955.03 × 2,109.27
  4. Step 4: Simplify right side
    7,302.99x = 23,107,105.58
  5. Step 5: Solve for x
    x = 23,107,105.58/7,302.99
  6. Step 6: Final answer
    x = 3,164.06

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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.