Home / 5,400.58-8,100.72-2,950.92

Finding the Fourth Proportional to 5,400.58, 8,100.72 and 2,950.92

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Solution

The fourth proportional to 5,400.58, 8,100.72 and 2,950.92 is: 4,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.58 : 8,100.72 = 2,950.92 : x
  2. Step 2: Convert to fraction form
    5,400.58/8,100.72 = 2,950.92/x
  3. Step 3: Cross multiply
    5,400.58x = 8,100.72 × 2,950.92
  4. Step 4: Simplify right side
    5,400.58x = 23,904,576.66
  5. Step 5: Solve for x
    x = 23,904,576.66/5,400.58
  6. Step 6: Final answer
    x = 4,426.30

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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.