Home / 11,110.57-16,665.85-4,535.60

Finding the Fourth Proportional to 11,110.57, 16,665.85 and 4,535.60

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Solution

The fourth proportional to 11,110.57, 16,665.85 and 4,535.60 is: 6,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.57 : 16,665.85 = 4,535.60 : x
  2. Step 2: Convert to fraction form
    11,110.57/16,665.85 = 4,535.60/x
  3. Step 3: Cross multiply
    11,110.57x = 16,665.85 × 4,535.60
  4. Step 4: Simplify right side
    11,110.57x = 75,589,551.60
  5. Step 5: Solve for x
    x = 75,589,551.60/11,110.57
  6. Step 6: Final answer
    x = 6,803.39

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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.