Home / 11,323.55-15,628.71-7,232.73

Finding the Fourth Proportional to 11,323.55, 15,628.71 and 7,232.73

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Solution

The fourth proportional to 11,323.55, 15,628.71 and 7,232.73 is: 9,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.55 : 15,628.71 = 7,232.73 : x
  2. Step 2: Convert to fraction form
    11,323.55/15,628.71 = 7,232.73/x
  3. Step 3: Cross multiply
    11,323.55x = 15,628.71 × 7,232.73
  4. Step 4: Simplify right side
    11,323.55x = 113,038,239.68
  5. Step 5: Solve for x
    x = 113,038,239.68/11,323.55
  6. Step 6: Final answer
    x = 9,982.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.