Home / 5,231.04-7,849.62-1,946.46

Finding the Fourth Proportional to 5,231.04, 7,849.62 and 1,946.46

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Solution

The fourth proportional to 5,231.04, 7,849.62 and 1,946.46 is: 2,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.04 : 7,849.62 = 1,946.46 : x
  2. Step 2: Convert to fraction form
    5,231.04/7,849.62 = 1,946.46/x
  3. Step 3: Cross multiply
    5,231.04x = 7,849.62 × 1,946.46
  4. Step 4: Simplify right side
    5,231.04x = 15,278,971.35
  5. Step 5: Solve for x
    x = 15,278,971.35/5,231.04
  6. Step 6: Final answer
    x = 2,920.83

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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.