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Finding the Fourth Proportional to 6,433.88, 8,797.68 and 6,433.88

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Solution

The fourth proportional to 6,433.88, 8,797.68 and 6,433.88 is: 8,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.88 : 8,797.68 = 6,433.88 : x
  2. Step 2: Convert to fraction form
    6,433.88/8,797.68 = 6,433.88/x
  3. Step 3: Cross multiply
    6,433.88x = 8,797.68 × 6,433.88
  4. Step 4: Simplify right side
    6,433.88x = 56,603,141.24
  5. Step 5: Solve for x
    x = 56,603,141.24/6,433.88
  6. Step 6: Final answer
    x = 8,797.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.