Home / 11,084.15-16,626.36-3,688.61

Finding the Fourth Proportional to 11,084.15, 16,626.36 and 3,688.61

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Solution

The fourth proportional to 11,084.15, 16,626.36 and 3,688.61 is: 5,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.15 : 16,626.36 = 3,688.61 : x
  2. Step 2: Convert to fraction form
    11,084.15/16,626.36 = 3,688.61/x
  3. Step 3: Cross multiply
    11,084.15x = 16,626.36 × 3,688.61
  4. Step 4: Simplify right side
    11,084.15x = 61,328,074.63
  5. Step 5: Solve for x
    x = 61,328,074.63/11,084.15
  6. Step 6: Final answer
    x = 5,532.95

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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.