Home / 3,033.72-4,186.76-1,855.00

Finding the Fourth Proportional to 3,033.72, 4,186.76 and 1,855.00

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Solution

The fourth proportional to 3,033.72, 4,186.76 and 1,855.00 is: 2,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.72 : 4,186.76 = 1,855.00 : x
  2. Step 2: Convert to fraction form
    3,033.72/4,186.76 = 1,855.00/x
  3. Step 3: Cross multiply
    3,033.72x = 4,186.76 × 1,855.00
  4. Step 4: Simplify right side
    3,033.72x = 7,766,435.76
  5. Step 5: Solve for x
    x = 7,766,435.76/3,033.72
  6. Step 6: Final answer
    x = 2,560.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.