Home / 8,878.36-13,318.89-3,033.59

Finding the Fourth Proportional to 8,878.36, 13,318.89 and 3,033.59

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Solution

The fourth proportional to 8,878.36, 13,318.89 and 3,033.59 is: 4,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.36 : 13,318.89 = 3,033.59 : x
  2. Step 2: Convert to fraction form
    8,878.36/13,318.89 = 3,033.59/x
  3. Step 3: Cross multiply
    8,878.36x = 13,318.89 × 3,033.59
  4. Step 4: Simplify right side
    8,878.36x = 40,404,051.52
  5. Step 5: Solve for x
    x = 40,404,051.52/8,878.36
  6. Step 6: Final answer
    x = 4,550.85

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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.