Home / 3,174.50-4,762.06-1,860.23

Finding the Fourth Proportional to 3,174.50, 4,762.06 and 1,860.23

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Solution

The fourth proportional to 3,174.50, 4,762.06 and 1,860.23 is: 2,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.50 : 4,762.06 = 1,860.23 : x
  2. Step 2: Convert to fraction form
    3,174.50/4,762.06 = 1,860.23/x
  3. Step 3: Cross multiply
    3,174.50x = 4,762.06 × 1,860.23
  4. Step 4: Simplify right side
    3,174.50x = 8,858,534.13
  5. Step 5: Solve for x
    x = 8,858,534.13/3,174.50
  6. Step 6: Final answer
    x = 2,790.53

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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.