Home / 7,161.41-9,883.49-4,017.62

Finding the Fourth Proportional to 7,161.41, 9,883.49 and 4,017.62

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Solution

The fourth proportional to 7,161.41, 9,883.49 and 4,017.62 is: 5,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.41 : 9,883.49 = 4,017.62 : x
  2. Step 2: Convert to fraction form
    7,161.41/9,883.49 = 4,017.62/x
  3. Step 3: Cross multiply
    7,161.41x = 9,883.49 × 4,017.62
  4. Step 4: Simplify right side
    7,161.41x = 39,708,037.59
  5. Step 5: Solve for x
    x = 39,708,037.59/7,161.41
  6. Step 6: Final answer
    x = 5,544.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.