Home / 8,021.35-11,069.01-4,436.10

Finding the Fourth Proportional to 8,021.35, 11,069.01 and 4,436.10

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Solution

The fourth proportional to 8,021.35, 11,069.01 and 4,436.10 is: 6,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.35 : 11,069.01 = 4,436.10 : x
  2. Step 2: Convert to fraction form
    8,021.35/11,069.01 = 4,436.10/x
  3. Step 3: Cross multiply
    8,021.35x = 11,069.01 × 4,436.10
  4. Step 4: Simplify right side
    8,021.35x = 49,103,235.26
  5. Step 5: Solve for x
    x = 49,103,235.26/8,021.35
  6. Step 6: Final answer
    x = 6,121.57

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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.