Home / 11,106.75-16,596.46-8,459.55

Finding the Fourth Proportional to 11,106.75, 16,596.46 and 8,459.55

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Solution

The fourth proportional to 11,106.75, 16,596.46 and 8,459.55 is: 12,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.75 : 16,596.46 = 8,459.55 : x
  2. Step 2: Convert to fraction form
    11,106.75/16,596.46 = 8,459.55/x
  3. Step 3: Cross multiply
    11,106.75x = 16,596.46 × 8,459.55
  4. Step 4: Simplify right side
    11,106.75x = 140,398,562.04
  5. Step 5: Solve for x
    x = 140,398,562.04/11,106.75
  6. Step 6: Final answer
    x = 12,640.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.