Home / 11,112.34-16,672.16-4,544.05

Finding the Fourth Proportional to 11,112.34, 16,672.16 and 4,544.05

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Solution

The fourth proportional to 11,112.34, 16,672.16 and 4,544.05 is: 6,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.34 : 16,672.16 = 4,544.05 : x
  2. Step 2: Convert to fraction form
    11,112.34/16,672.16 = 4,544.05/x
  3. Step 3: Cross multiply
    11,112.34x = 16,672.16 × 4,544.05
  4. Step 4: Simplify right side
    11,112.34x = 75,759,128.65
  5. Step 5: Solve for x
    x = 75,759,128.65/11,112.34
  6. Step 6: Final answer
    x = 6,817.57

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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.