Home / 9,211.35-13,815.06-2,635.77

Finding the Fourth Proportional to 9,211.35, 13,815.06 and 2,635.77

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Solution

The fourth proportional to 9,211.35, 13,815.06 and 2,635.77 is: 3,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.35 : 13,815.06 = 2,635.77 : x
  2. Step 2: Convert to fraction form
    9,211.35/13,815.06 = 2,635.77/x
  3. Step 3: Cross multiply
    9,211.35x = 13,815.06 × 2,635.77
  4. Step 4: Simplify right side
    9,211.35x = 36,413,320.70
  5. Step 5: Solve for x
    x = 36,413,320.70/9,211.35
  6. Step 6: Final answer
    x = 3,953.09

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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.