Home / 5,426.71-8,130.79-2,963.27

Finding the Fourth Proportional to 5,426.71, 8,130.79 and 2,963.27

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Solution

The fourth proportional to 5,426.71, 8,130.79 and 2,963.27 is: 4,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.71 : 8,130.79 = 2,963.27 : x
  2. Step 2: Convert to fraction form
    5,426.71/8,130.79 = 2,963.27/x
  3. Step 3: Cross multiply
    5,426.71x = 8,130.79 × 2,963.27
  4. Step 4: Simplify right side
    5,426.71x = 24,093,670.61
  5. Step 5: Solve for x
    x = 24,093,670.61/5,426.71
  6. Step 6: Final answer
    x = 4,439.83

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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.