Home / 8,100.96-11,180.32-4,564.32

Finding the Fourth Proportional to 8,100.96, 11,180.32 and 4,564.32

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Solution

The fourth proportional to 8,100.96, 11,180.32 and 4,564.32 is: 6,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.96 : 11,180.32 = 4,564.32 : x
  2. Step 2: Convert to fraction form
    8,100.96/11,180.32 = 4,564.32/x
  3. Step 3: Cross multiply
    8,100.96x = 11,180.32 × 4,564.32
  4. Step 4: Simplify right side
    8,100.96x = 51,030,558.18
  5. Step 5: Solve for x
    x = 51,030,558.18/8,100.96
  6. Step 6: Final answer
    x = 6,299.32

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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.