Home / 4,192.25-6,288.18-1,230.57

Finding the Fourth Proportional to 4,192.25, 6,288.18 and 1,230.57

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Solution

The fourth proportional to 4,192.25, 6,288.18 and 1,230.57 is: 1,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.25 : 6,288.18 = 1,230.57 : x
  2. Step 2: Convert to fraction form
    4,192.25/6,288.18 = 1,230.57/x
  3. Step 3: Cross multiply
    4,192.25x = 6,288.18 × 1,230.57
  4. Step 4: Simplify right side
    4,192.25x = 7,738,045.66
  5. Step 5: Solve for x
    x = 7,738,045.66/4,192.25
  6. Step 6: Final answer
    x = 1,845.80

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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.