Home / 4,524.48-6,786.69-2,974.28

Finding the Fourth Proportional to 4,524.48, 6,786.69 and 2,974.28

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Solution

The fourth proportional to 4,524.48, 6,786.69 and 2,974.28 is: 4,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.48 : 6,786.69 = 2,974.28 : x
  2. Step 2: Convert to fraction form
    4,524.48/6,786.69 = 2,974.28/x
  3. Step 3: Cross multiply
    4,524.48x = 6,786.69 × 2,974.28
  4. Step 4: Simplify right side
    4,524.48x = 20,185,482.40
  5. Step 5: Solve for x
    x = 20,185,482.40/4,524.48
  6. Step 6: Final answer
    x = 4,461.39

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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.