Home / 8,830.62-13,246.20-3,636.90

Finding the Fourth Proportional to 8,830.62, 13,246.20 and 3,636.90

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Solution

The fourth proportional to 8,830.62, 13,246.20 and 3,636.90 is: 5,455.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.62 : 13,246.20 = 3,636.90 : x
  2. Step 2: Convert to fraction form
    8,830.62/13,246.20 = 3,636.90/x
  3. Step 3: Cross multiply
    8,830.62x = 13,246.20 × 3,636.90
  4. Step 4: Simplify right side
    8,830.62x = 48,175,104.78
  5. Step 5: Solve for x
    x = 48,175,104.78/8,830.62
  6. Step 6: Final answer
    x = 5,455.46

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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.