Home / 11,133.60-16,701.53-4,115.49

Finding the Fourth Proportional to 11,133.60, 16,701.53 and 4,115.49

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Solution

The fourth proportional to 11,133.60, 16,701.53 and 4,115.49 is: 6,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.60 : 16,701.53 = 4,115.49 : x
  2. Step 2: Convert to fraction form
    11,133.60/16,701.53 = 4,115.49/x
  3. Step 3: Cross multiply
    11,133.60x = 16,701.53 × 4,115.49
  4. Step 4: Simplify right side
    11,133.60x = 68,734,959.12
  5. Step 5: Solve for x
    x = 68,734,959.12/11,133.60
  6. Step 6: Final answer
    x = 6,173.65

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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.