Home / 5,367.15-7,403.25-3,877.25

Finding the Fourth Proportional to 5,367.15, 7,403.25 and 3,877.25

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Solution

The fourth proportional to 5,367.15, 7,403.25 and 3,877.25 is: 5,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.15 : 7,403.25 = 3,877.25 : x
  2. Step 2: Convert to fraction form
    5,367.15/7,403.25 = 3,877.25/x
  3. Step 3: Cross multiply
    5,367.15x = 7,403.25 × 3,877.25
  4. Step 4: Simplify right side
    5,367.15x = 28,704,284.11
  5. Step 5: Solve for x
    x = 28,704,284.11/5,367.15
  6. Step 6: Final answer
    x = 5,348.15

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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.