Home / 8,153.21-11,251.44-4,616.43

Finding the Fourth Proportional to 8,153.21, 11,251.44 and 4,616.43

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Solution

The fourth proportional to 8,153.21, 11,251.44 and 4,616.43 is: 6,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.21 : 11,251.44 = 4,616.43 : x
  2. Step 2: Convert to fraction form
    8,153.21/11,251.44 = 4,616.43/x
  3. Step 3: Cross multiply
    8,153.21x = 11,251.44 × 4,616.43
  4. Step 4: Simplify right side
    8,153.21x = 51,941,485.16
  5. Step 5: Solve for x
    x = 51,941,485.16/8,153.21
  6. Step 6: Final answer
    x = 6,370.68

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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.