Home / 10,796.31-16,157.88-6,638.95

Finding the Fourth Proportional to 10,796.31, 16,157.88 and 6,638.95

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Solution

The fourth proportional to 10,796.31, 16,157.88 and 6,638.95 is: 9,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796.31 : 16,157.88 = 6,638.95 : x
  2. Step 2: Convert to fraction form
    10,796.31/16,157.88 = 6,638.95/x
  3. Step 3: Cross multiply
    10,796.31x = 16,157.88 × 6,638.95
  4. Step 4: Simplify right side
    10,796.31x = 107,271,260.04
  5. Step 5: Solve for x
    x = 107,271,260.04/10,796.31
  6. Step 6: Final answer
    x = 9,935.92

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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.