Home / 8,164.50-11,267.09-4,438.58

Finding the Fourth Proportional to 8,164.50, 11,267.09 and 4,438.58

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Solution

The fourth proportional to 8,164.50, 11,267.09 and 4,438.58 is: 6,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.50 : 11,267.09 = 4,438.58 : x
  2. Step 2: Convert to fraction form
    8,164.50/11,267.09 = 4,438.58/x
  3. Step 3: Cross multiply
    8,164.50x = 11,267.09 × 4,438.58
  4. Step 4: Simplify right side
    8,164.50x = 50,009,880.33
  5. Step 5: Solve for x
    x = 50,009,880.33/8,164.50
  6. Step 6: Final answer
    x = 6,125.28

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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.