Home / 11,032.12-16,548.18-4,105

Finding the Fourth Proportional to 11,032.12, 16,548.18 and 4,105

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Solution

The fourth proportional to 11,032.12, 16,548.18 and 4,105 is: 6,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.12 : 16,548.18 = 4,105 : x
  2. Step 2: Convert to fraction form
    11,032.12/16,548.18 = 4,105/x
  3. Step 3: Cross multiply
    11,032.12x = 16,548.18 × 4,105
  4. Step 4: Simplify right side
    11,032.12x = 67,930,278.90
  5. Step 5: Solve for x
    x = 67,930,278.90/11,032.12
  6. Step 6: Final answer
    x = 6,157.50

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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.