Home / 9,113.82-13,660.98-6,508.86

Finding the Fourth Proportional to 9,113.82, 13,660.98 and 6,508.86

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Solution

The fourth proportional to 9,113.82, 13,660.98 and 6,508.86 is: 9,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.82 : 13,660.98 = 6,508.86 : x
  2. Step 2: Convert to fraction form
    9,113.82/13,660.98 = 6,508.86/x
  3. Step 3: Cross multiply
    9,113.82x = 13,660.98 × 6,508.86
  4. Step 4: Simplify right side
    9,113.82x = 88,917,406.28
  5. Step 5: Solve for x
    x = 88,917,406.28/9,113.82
  6. Step 6: Final answer
    x = 9,756.33

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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.