Home / 10,322.74-15,485.14-3,300.99

Finding the Fourth Proportional to 10,322.74, 15,485.14 and 3,300.99

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Solution

The fourth proportional to 10,322.74, 15,485.14 and 3,300.99 is: 4,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.74 : 15,485.14 = 3,300.99 : x
  2. Step 2: Convert to fraction form
    10,322.74/15,485.14 = 3,300.99/x
  3. Step 3: Cross multiply
    10,322.74x = 15,485.14 × 3,300.99
  4. Step 4: Simplify right side
    10,322.74x = 51,116,289.75
  5. Step 5: Solve for x
    x = 51,116,289.75/10,322.74
  6. Step 6: Final answer
    x = 4,951.81

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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.