Home / 11,253.30-16,875.90-5,704.80

Finding the Fourth Proportional to 11,253.30, 16,875.90 and 5,704.80

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Solution

The fourth proportional to 11,253.30, 16,875.90 and 5,704.80 is: 8,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.30 : 16,875.90 = 5,704.80 : x
  2. Step 2: Convert to fraction form
    11,253.30/16,875.90 = 5,704.80/x
  3. Step 3: Cross multiply
    11,253.30x = 16,875.90 × 5,704.80
  4. Step 4: Simplify right side
    11,253.30x = 96,273,634.32
  5. Step 5: Solve for x
    x = 96,273,634.32/11,253.30
  6. Step 6: Final answer
    x = 8,555.15

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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.