Home / 3,225.96-4,838.70-1,145.88

Finding the Fourth Proportional to 3,225.96, 4,838.70 and 1,145.88

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Solution

The fourth proportional to 3,225.96, 4,838.70 and 1,145.88 is: 1,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.96 : 4,838.70 = 1,145.88 : x
  2. Step 2: Convert to fraction form
    3,225.96/4,838.70 = 1,145.88/x
  3. Step 3: Cross multiply
    3,225.96x = 4,838.70 × 1,145.88
  4. Step 4: Simplify right side
    3,225.96x = 5,544,569.56
  5. Step 5: Solve for x
    x = 5,544,569.56/3,225.96
  6. Step 6: Final answer
    x = 1,718.73

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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.