Home / 6,121.80-9,182.46-4,267.56

Finding the Fourth Proportional to 6,121.80, 9,182.46 and 4,267.56

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Solution

The fourth proportional to 6,121.80, 9,182.46 and 4,267.56 is: 6,401.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.80 : 9,182.46 = 4,267.56 : x
  2. Step 2: Convert to fraction form
    6,121.80/9,182.46 = 4,267.56/x
  3. Step 3: Cross multiply
    6,121.80x = 9,182.46 × 4,267.56
  4. Step 4: Simplify right side
    6,121.80x = 39,186,699.00
  5. Step 5: Solve for x
    x = 39,186,699.00/6,121.80
  6. Step 6: Final answer
    x = 6,401.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.