Home / 3,555.55-4,905.93-2,714.77

Finding the Fourth Proportional to 3,555.55, 4,905.93 and 2,714.77

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Solution

The fourth proportional to 3,555.55, 4,905.93 and 2,714.77 is: 3,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.55 : 4,905.93 = 2,714.77 : x
  2. Step 2: Convert to fraction form
    3,555.55/4,905.93 = 2,714.77/x
  3. Step 3: Cross multiply
    3,555.55x = 4,905.93 × 2,714.77
  4. Step 4: Simplify right side
    3,555.55x = 13,318,471.59
  5. Step 5: Solve for x
    x = 13,318,471.59/3,555.55
  6. Step 6: Final answer
    x = 3,745.83

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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.