Home / 11,958.84-16,503.57-6,653.97

Finding the Fourth Proportional to 11,958.84, 16,503.57 and 6,653.97

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Solution

The fourth proportional to 11,958.84, 16,503.57 and 6,653.97 is: 9,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958.84 : 16,503.57 = 6,653.97 : x
  2. Step 2: Convert to fraction form
    11,958.84/16,503.57 = 6,653.97/x
  3. Step 3: Cross multiply
    11,958.84x = 16,503.57 × 6,653.97
  4. Step 4: Simplify right side
    11,958.84x = 109,814,259.67
  5. Step 5: Solve for x
    x = 109,814,259.67/11,958.84
  6. Step 6: Final answer
    x = 9,182.68

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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.