Home / 11,005.84-16,498.66-4,761.92

Finding the Fourth Proportional to 11,005.84, 16,498.66 and 4,761.92

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Solution

The fourth proportional to 11,005.84, 16,498.66 and 4,761.92 is: 7,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.84 : 16,498.66 = 4,761.92 : x
  2. Step 2: Convert to fraction form
    11,005.84/16,498.66 = 4,761.92/x
  3. Step 3: Cross multiply
    11,005.84x = 16,498.66 × 4,761.92
  4. Step 4: Simplify right side
    11,005.84x = 78,565,299.03
  5. Step 5: Solve for x
    x = 78,565,299.03/11,005.84
  6. Step 6: Final answer
    x = 7,138.51

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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.