Home / 11,124.79-16,687.19-3,333.60

Finding the Fourth Proportional to 11,124.79, 16,687.19 and 3,333.60

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Solution

The fourth proportional to 11,124.79, 16,687.19 and 3,333.60 is: 5,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.79 : 16,687.19 = 3,333.60 : x
  2. Step 2: Convert to fraction form
    11,124.79/16,687.19 = 3,333.60/x
  3. Step 3: Cross multiply
    11,124.79x = 16,687.19 × 3,333.60
  4. Step 4: Simplify right side
    11,124.79x = 55,628,416.58
  5. Step 5: Solve for x
    x = 55,628,416.58/11,124.79
  6. Step 6: Final answer
    x = 5,000.40

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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.