Home / 7,533.72-11,305-3,150.84

Finding the Fourth Proportional to 7,533.72, 11,305 and 3,150.84

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Solution

The fourth proportional to 7,533.72, 11,305 and 3,150.84 is: 4,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533.72 : 11,305 = 3,150.84 : x
  2. Step 2: Convert to fraction form
    7,533.72/11,305 = 3,150.84/x
  3. Step 3: Cross multiply
    7,533.72x = 11,305 × 3,150.84
  4. Step 4: Simplify right side
    7,533.72x = 35,620,246.20
  5. Step 5: Solve for x
    x = 35,620,246.20/7,533.72
  6. Step 6: Final answer
    x = 4,728.11

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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.