Home / 10,702.12-16,050.30-3,775.72

Finding the Fourth Proportional to 10,702.12, 16,050.30 and 3,775.72

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Solution

The fourth proportional to 10,702.12, 16,050.30 and 3,775.72 is: 5,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.12 : 16,050.30 = 3,775.72 : x
  2. Step 2: Convert to fraction form
    10,702.12/16,050.30 = 3,775.72/x
  3. Step 3: Cross multiply
    10,702.12x = 16,050.30 × 3,775.72
  4. Step 4: Simplify right side
    10,702.12x = 60,601,438.72
  5. Step 5: Solve for x
    x = 60,601,438.72/10,702.12
  6. Step 6: Final answer
    x = 5,662.56

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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.