Home / 4,554.03-6,288.68-2,878.41

Finding the Fourth Proportional to 4,554.03, 6,288.68 and 2,878.41

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Solution

The fourth proportional to 4,554.03, 6,288.68 and 2,878.41 is: 3,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.03 : 6,288.68 = 2,878.41 : x
  2. Step 2: Convert to fraction form
    4,554.03/6,288.68 = 2,878.41/x
  3. Step 3: Cross multiply
    4,554.03x = 6,288.68 × 2,878.41
  4. Step 4: Simplify right side
    4,554.03x = 18,101,385.01
  5. Step 5: Solve for x
    x = 18,101,385.01/4,554.03
  6. Step 6: Final answer
    x = 3,974.81

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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.