Home / 4,877.20-7,304.44-3,778.03

Finding the Fourth Proportional to 4,877.20, 7,304.44 and 3,778.03

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Solution

The fourth proportional to 4,877.20, 7,304.44 and 3,778.03 is: 5,658.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.20 : 7,304.44 = 3,778.03 : x
  2. Step 2: Convert to fraction form
    4,877.20/7,304.44 = 3,778.03/x
  3. Step 3: Cross multiply
    4,877.20x = 7,304.44 × 3,778.03
  4. Step 4: Simplify right side
    4,877.20x = 27,596,393.45
  5. Step 5: Solve for x
    x = 27,596,393.45/4,877.20
  6. Step 6: Final answer
    x = 5,658.25

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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.