Home / 8,863.58-13,297.65-3,317.34

Finding the Fourth Proportional to 8,863.58, 13,297.65 and 3,317.34

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Solution

The fourth proportional to 8,863.58, 13,297.65 and 3,317.34 is: 4,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.58 : 13,297.65 = 3,317.34 : x
  2. Step 2: Convert to fraction form
    8,863.58/13,297.65 = 3,317.34/x
  3. Step 3: Cross multiply
    8,863.58x = 13,297.65 × 3,317.34
  4. Step 4: Simplify right side
    8,863.58x = 44,112,826.25
  5. Step 5: Solve for x
    x = 44,112,826.25/8,863.58
  6. Step 6: Final answer
    x = 4,976.87

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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.