Home / 11,130.24-16,671.10-5,573.90

Finding the Fourth Proportional to 11,130.24, 16,671.10 and 5,573.90

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Solution

The fourth proportional to 11,130.24, 16,671.10 and 5,573.90 is: 8,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.24 : 16,671.10 = 5,573.90 : x
  2. Step 2: Convert to fraction form
    11,130.24/16,671.10 = 5,573.90/x
  3. Step 3: Cross multiply
    11,130.24x = 16,671.10 × 5,573.90
  4. Step 4: Simplify right side
    11,130.24x = 92,923,044.29
  5. Step 5: Solve for x
    x = 92,923,044.29/11,130.24
  6. Step 6: Final answer
    x = 8,348.70

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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.