Home / 4,177.80-6,267.67-1,216.31

Finding the Fourth Proportional to 4,177.80, 6,267.67 and 1,216.31

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Solution

The fourth proportional to 4,177.80, 6,267.67 and 1,216.31 is: 1,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.80 : 6,267.67 = 1,216.31 : x
  2. Step 2: Convert to fraction form
    4,177.80/6,267.67 = 1,216.31/x
  3. Step 3: Cross multiply
    4,177.80x = 6,267.67 × 1,216.31
  4. Step 4: Simplify right side
    4,177.80x = 7,623,429.70
  5. Step 5: Solve for x
    x = 7,623,429.70/4,177.80
  6. Step 6: Final answer
    x = 1,824.75

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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.