Home / 4,339.28-6,473.98-3,790.64

Finding the Fourth Proportional to 4,339.28, 6,473.98 and 3,790.64

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Solution

The fourth proportional to 4,339.28, 6,473.98 and 3,790.64 is: 5,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.28 : 6,473.98 = 3,790.64 : x
  2. Step 2: Convert to fraction form
    4,339.28/6,473.98 = 3,790.64/x
  3. Step 3: Cross multiply
    4,339.28x = 6,473.98 × 3,790.64
  4. Step 4: Simplify right side
    4,339.28x = 24,540,527.55
  5. Step 5: Solve for x
    x = 24,540,527.55/4,339.28
  6. Step 6: Final answer
    x = 5,655.44

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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.