Home / 4,489.47-6,196.31-2,974.35

Finding the Fourth Proportional to 4,489.47, 6,196.31 and 2,974.35

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Solution

The fourth proportional to 4,489.47, 6,196.31 and 2,974.35 is: 4,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.47 : 6,196.31 = 2,974.35 : x
  2. Step 2: Convert to fraction form
    4,489.47/6,196.31 = 2,974.35/x
  3. Step 3: Cross multiply
    4,489.47x = 6,196.31 × 2,974.35
  4. Step 4: Simplify right side
    4,489.47x = 18,429,994.65
  5. Step 5: Solve for x
    x = 18,429,994.65/4,489.47
  6. Step 6: Final answer
    x = 4,105.16

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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.