Home / 5,162.24-7,124-3,173.92

Finding the Fourth Proportional to 5,162.24, 7,124 and 3,173.92

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Solution

The fourth proportional to 5,162.24, 7,124 and 3,173.92 is: 4,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.24 : 7,124 = 3,173.92 : x
  2. Step 2: Convert to fraction form
    5,162.24/7,124 = 3,173.92/x
  3. Step 3: Cross multiply
    5,162.24x = 7,124 × 3,173.92
  4. Step 4: Simplify right side
    5,162.24x = 22,611,006.08
  5. Step 5: Solve for x
    x = 22,611,006.08/5,162.24
  6. Step 6: Final answer
    x = 4,380.08

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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.