Home / 11,654.58-16,082.96-6,618.41

Finding the Fourth Proportional to 11,654.58, 16,082.96 and 6,618.41

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Solution

The fourth proportional to 11,654.58, 16,082.96 and 6,618.41 is: 9,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.58 : 16,082.96 = 6,618.41 : x
  2. Step 2: Convert to fraction form
    11,654.58/16,082.96 = 6,618.41/x
  3. Step 3: Cross multiply
    11,654.58x = 16,082.96 × 6,618.41
  4. Step 4: Simplify right side
    11,654.58x = 106,443,570.10
  5. Step 5: Solve for x
    x = 106,443,570.10/11,654.58
  6. Step 6: Final answer
    x = 9,133.19

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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.