Home / 8,021.46-11,069.29-4,436.18

Finding the Fourth Proportional to 8,021.46, 11,069.29 and 4,436.18

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Solution

The fourth proportional to 8,021.46, 11,069.29 and 4,436.18 is: 6,121.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.46 : 11,069.29 = 4,436.18 : x
  2. Step 2: Convert to fraction form
    8,021.46/11,069.29 = 4,436.18/x
  3. Step 3: Cross multiply
    8,021.46x = 11,069.29 × 4,436.18
  4. Step 4: Simplify right side
    8,021.46x = 49,105,362.91
  5. Step 5: Solve for x
    x = 49,105,362.91/8,021.46
  6. Step 6: Final answer
    x = 6,121.75

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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.