Home / 4,302.72-6,418.44-3,777.84

Finding the Fourth Proportional to 4,302.72, 6,418.44 and 3,777.84

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Solution

The fourth proportional to 4,302.72, 6,418.44 and 3,777.84 is: 5,635.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.72 : 6,418.44 = 3,777.84 : x
  2. Step 2: Convert to fraction form
    4,302.72/6,418.44 = 3,777.84/x
  3. Step 3: Cross multiply
    4,302.72x = 6,418.44 × 3,777.84
  4. Step 4: Simplify right side
    4,302.72x = 24,247,839.37
  5. Step 5: Solve for x
    x = 24,247,839.37/4,302.72
  6. Step 6: Final answer
    x = 5,635.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.