Home / 7,963.23-10,989.27-4,426.44

Finding the Fourth Proportional to 7,963.23, 10,989.27 and 4,426.44

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Solution

The fourth proportional to 7,963.23, 10,989.27 and 4,426.44 is: 6,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.23 : 10,989.27 = 4,426.44 : x
  2. Step 2: Convert to fraction form
    7,963.23/10,989.27 = 4,426.44/x
  3. Step 3: Cross multiply
    7,963.23x = 10,989.27 × 4,426.44
  4. Step 4: Simplify right side
    7,963.23x = 48,643,344.30
  5. Step 5: Solve for x
    x = 48,643,344.30/7,963.23
  6. Step 6: Final answer
    x = 6,108.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.