Home / 11,926.53-16,459.35-6,891.66

Finding the Fourth Proportional to 11,926.53, 16,459.35 and 6,891.66

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Solution

The fourth proportional to 11,926.53, 16,459.35 and 6,891.66 is: 9,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.53 : 16,459.35 = 6,891.66 : x
  2. Step 2: Convert to fraction form
    11,926.53/16,459.35 = 6,891.66/x
  3. Step 3: Cross multiply
    11,926.53x = 16,459.35 × 6,891.66
  4. Step 4: Simplify right side
    11,926.53x = 113,432,244.02
  5. Step 5: Solve for x
    x = 113,432,244.02/11,926.53
  6. Step 6: Final answer
    x = 9,510.92

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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.