Home / 4,349.28-6,523.92-1,271.28

Finding the Fourth Proportional to 4,349.28, 6,523.92 and 1,271.28

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Solution

The fourth proportional to 4,349.28, 6,523.92 and 1,271.28 is: 1,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,349.28 : 6,523.92 = 1,271.28 : x
  2. Step 2: Convert to fraction form
    4,349.28/6,523.92 = 1,271.28/x
  3. Step 3: Cross multiply
    4,349.28x = 6,523.92 × 1,271.28
  4. Step 4: Simplify right side
    4,349.28x = 8,293,729.02
  5. Step 5: Solve for x
    x = 8,293,729.02/4,349.28
  6. Step 6: Final answer
    x = 1,906.92

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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.