Home / 8,235.44-11,365.32-4,509.68

Finding the Fourth Proportional to 8,235.44, 11,365.32 and 4,509.68

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Solution

The fourth proportional to 8,235.44, 11,365.32 and 4,509.68 is: 6,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.44 : 11,365.32 = 4,509.68 : x
  2. Step 2: Convert to fraction form
    8,235.44/11,365.32 = 4,509.68/x
  3. Step 3: Cross multiply
    8,235.44x = 11,365.32 × 4,509.68
  4. Step 4: Simplify right side
    8,235.44x = 51,253,956.30
  5. Step 5: Solve for x
    x = 51,253,956.30/8,235.44
  6. Step 6: Final answer
    x = 6,223.58

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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.