Home / 9,211.12-13,814.52-2,636.08

Finding the Fourth Proportional to 9,211.12, 13,814.52 and 2,636.08

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Solution

The fourth proportional to 9,211.12, 13,814.52 and 2,636.08 is: 3,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.12 : 13,814.52 = 2,636.08 : x
  2. Step 2: Convert to fraction form
    9,211.12/13,814.52 = 2,636.08/x
  3. Step 3: Cross multiply
    9,211.12x = 13,814.52 × 2,636.08
  4. Step 4: Simplify right side
    9,211.12x = 36,416,179.88
  5. Step 5: Solve for x
    x = 36,416,179.88/9,211.12
  6. Step 6: Final answer
    x = 3,953.50

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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.