Home / 11,120.80-16,673.10-4,543.60

Finding the Fourth Proportional to 11,120.80, 16,673.10 and 4,543.60

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Solution

The fourth proportional to 11,120.80, 16,673.10 and 4,543.60 is: 6,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.80 : 16,673.10 = 4,543.60 : x
  2. Step 2: Convert to fraction form
    11,120.80/16,673.10 = 4,543.60/x
  3. Step 3: Cross multiply
    11,120.80x = 16,673.10 × 4,543.60
  4. Step 4: Simplify right side
    11,120.80x = 75,755,897.16
  5. Step 5: Solve for x
    x = 75,755,897.16/11,120.80
  6. Step 6: Final answer
    x = 6,812.09

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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.