Home / 8,544.21-11,783.64-5,558.95

Finding the Fourth Proportional to 8,544.21, 11,783.64 and 5,558.95

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Solution

The fourth proportional to 8,544.21, 11,783.64 and 5,558.95 is: 7,666.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.21 : 11,783.64 = 5,558.95 : x
  2. Step 2: Convert to fraction form
    8,544.21/11,783.64 = 5,558.95/x
  3. Step 3: Cross multiply
    8,544.21x = 11,783.64 × 5,558.95
  4. Step 4: Simplify right side
    8,544.21x = 65,504,665.58
  5. Step 5: Solve for x
    x = 65,504,665.58/8,544.21
  6. Step 6: Final answer
    x = 7,666.56

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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.