Home / 11,017.83-15,200.28-6,299.58

Finding the Fourth Proportional to 11,017.83, 15,200.28 and 6,299.58

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Solution

The fourth proportional to 11,017.83, 15,200.28 and 6,299.58 is: 8,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.83 : 15,200.28 = 6,299.58 : x
  2. Step 2: Convert to fraction form
    11,017.83/15,200.28 = 6,299.58/x
  3. Step 3: Cross multiply
    11,017.83x = 15,200.28 × 6,299.58
  4. Step 4: Simplify right side
    11,017.83x = 95,755,379.88
  5. Step 5: Solve for x
    x = 95,755,379.88/11,017.83
  6. Step 6: Final answer
    x = 8,690.95

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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.