Home / 3,059.03-4,587.09-1,185.80

Finding the Fourth Proportional to 3,059.03, 4,587.09 and 1,185.80

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Solution

The fourth proportional to 3,059.03, 4,587.09 and 1,185.80 is: 1,778.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.03 : 4,587.09 = 1,185.80 : x
  2. Step 2: Convert to fraction form
    3,059.03/4,587.09 = 1,185.80/x
  3. Step 3: Cross multiply
    3,059.03x = 4,587.09 × 1,185.80
  4. Step 4: Simplify right side
    3,059.03x = 5,439,350.61
  5. Step 5: Solve for x
    x = 5,439,350.61/3,059.03
  6. Step 6: Final answer
    x = 1,778.13

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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.