Home / 11,208.89-16,813.34-4,627.85

Finding the Fourth Proportional to 11,208.89, 16,813.34 and 4,627.85

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Solution

The fourth proportional to 11,208.89, 16,813.34 and 4,627.85 is: 6,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.89 : 16,813.34 = 4,627.85 : x
  2. Step 2: Convert to fraction form
    11,208.89/16,813.34 = 4,627.85/x
  3. Step 3: Cross multiply
    11,208.89x = 16,813.34 × 4,627.85
  4. Step 4: Simplify right side
    11,208.89x = 77,809,525.67
  5. Step 5: Solve for x
    x = 77,809,525.67/11,208.89
  6. Step 6: Final answer
    x = 6,941.77

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Double scale
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Similar ratio
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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.