Home / 3,040.55-4,555.35-2,827.31

Finding the Fourth Proportional to 3,040.55, 4,555.35 and 2,827.31

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Solution

The fourth proportional to 3,040.55, 4,555.35 and 2,827.31 is: 4,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.55 : 4,555.35 = 2,827.31 : x
  2. Step 2: Convert to fraction form
    3,040.55/4,555.35 = 2,827.31/x
  3. Step 3: Cross multiply
    3,040.55x = 4,555.35 × 2,827.31
  4. Step 4: Simplify right side
    3,040.55x = 12,879,398.00
  5. Step 5: Solve for x
    x = 12,879,398.00/3,040.55
  6. Step 6: Final answer
    x = 4,235.88

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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.