Home / 5,187.11-7,156.53-3,063.33

Finding the Fourth Proportional to 5,187.11, 7,156.53 and 3,063.33

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Solution

The fourth proportional to 5,187.11, 7,156.53 and 3,063.33 is: 4,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.11 : 7,156.53 = 3,063.33 : x
  2. Step 2: Convert to fraction form
    5,187.11/7,156.53 = 3,063.33/x
  3. Step 3: Cross multiply
    5,187.11x = 7,156.53 × 3,063.33
  4. Step 4: Simplify right side
    5,187.11x = 21,922,813.04
  5. Step 5: Solve for x
    x = 21,922,813.04/5,187.11
  6. Step 6: Final answer
    x = 4,226.41

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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.