Home / 7,322.28-10,984.50-2,127.48

Finding the Fourth Proportional to 7,322.28, 10,984.50 and 2,127.48

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Solution

The fourth proportional to 7,322.28, 10,984.50 and 2,127.48 is: 3,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.28 : 10,984.50 = 2,127.48 : x
  2. Step 2: Convert to fraction form
    7,322.28/10,984.50 = 2,127.48/x
  3. Step 3: Cross multiply
    7,322.28x = 10,984.50 × 2,127.48
  4. Step 4: Simplify right side
    7,322.28x = 23,369,304.06
  5. Step 5: Solve for x
    x = 23,369,304.06/7,322.28
  6. Step 6: Final answer
    x = 3,191.53

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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.