Home / 11,134.85-16,702.77-6,200.78

Finding the Fourth Proportional to 11,134.85, 16,702.77 and 6,200.78

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Solution

The fourth proportional to 11,134.85, 16,702.77 and 6,200.78 is: 9,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.85 : 16,702.77 = 6,200.78 : x
  2. Step 2: Convert to fraction form
    11,134.85/16,702.77 = 6,200.78/x
  3. Step 3: Cross multiply
    11,134.85x = 16,702.77 × 6,200.78
  4. Step 4: Simplify right side
    11,134.85x = 103,570,202.16
  5. Step 5: Solve for x
    x = 103,570,202.16/11,134.85
  6. Step 6: Final answer
    x = 9,301.45

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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.