Home / 11,938.58-16,474.10-6,633.08

Finding the Fourth Proportional to 11,938.58, 16,474.10 and 6,633.08

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Solution

The fourth proportional to 11,938.58, 16,474.10 and 6,633.08 is: 9,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.58 : 16,474.10 = 6,633.08 : x
  2. Step 2: Convert to fraction form
    11,938.58/16,474.10 = 6,633.08/x
  3. Step 3: Cross multiply
    11,938.58x = 16,474.10 × 6,633.08
  4. Step 4: Simplify right side
    11,938.58x = 109,274,023.23
  5. Step 5: Solve for x
    x = 109,274,023.23/11,938.58
  6. Step 6: Final answer
    x = 9,153.02

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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.