Home / 9,022.79-13,533.89-3,179.25

Finding the Fourth Proportional to 9,022.79, 13,533.89 and 3,179.25

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Solution

The fourth proportional to 9,022.79, 13,533.89 and 3,179.25 is: 4,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.79 : 13,533.89 = 3,179.25 : x
  2. Step 2: Convert to fraction form
    9,022.79/13,533.89 = 3,179.25/x
  3. Step 3: Cross multiply
    9,022.79x = 13,533.89 × 3,179.25
  4. Step 4: Simplify right side
    9,022.79x = 43,027,603.89
  5. Step 5: Solve for x
    x = 43,027,603.89/9,022.79
  6. Step 6: Final answer
    x = 4,768.77

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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.