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Finding the Fourth Proportional to 6,392.97, 8,820.24 and 3,597.93

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Solution

The fourth proportional to 6,392.97, 8,820.24 and 3,597.93 is: 4,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.97 : 8,820.24 = 3,597.93 : x
  2. Step 2: Convert to fraction form
    6,392.97/8,820.24 = 3,597.93/x
  3. Step 3: Cross multiply
    6,392.97x = 8,820.24 × 3,597.93
  4. Step 4: Simplify right side
    6,392.97x = 31,734,606.10
  5. Step 5: Solve for x
    x = 31,734,606.10/6,392.97
  6. Step 6: Final answer
    x = 4,963.98

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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.