Home / 11,282.85-16,919.59-4,261.66

Finding the Fourth Proportional to 11,282.85, 16,919.59 and 4,261.66

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Solution

The fourth proportional to 11,282.85, 16,919.59 and 4,261.66 is: 6,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.85 : 16,919.59 = 4,261.66 : x
  2. Step 2: Convert to fraction form
    11,282.85/16,919.59 = 4,261.66/x
  3. Step 3: Cross multiply
    11,282.85x = 16,919.59 × 4,261.66
  4. Step 4: Simplify right side
    11,282.85x = 72,105,539.92
  5. Step 5: Solve for x
    x = 72,105,539.92/11,282.85
  6. Step 6: Final answer
    x = 6,390.72

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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.