Home / 5,373.25-7,415.49-3,277.78

Finding the Fourth Proportional to 5,373.25, 7,415.49 and 3,277.78

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Solution

The fourth proportional to 5,373.25, 7,415.49 and 3,277.78 is: 4,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.25 : 7,415.49 = 3,277.78 : x
  2. Step 2: Convert to fraction form
    5,373.25/7,415.49 = 3,277.78/x
  3. Step 3: Cross multiply
    5,373.25x = 7,415.49 × 3,277.78
  4. Step 4: Simplify right side
    5,373.25x = 24,306,344.81
  5. Step 5: Solve for x
    x = 24,306,344.81/5,373.25
  6. Step 6: Final answer
    x = 4,523.58

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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.