Home / 11,885.27-16,403.39-6,848.53

Finding the Fourth Proportional to 11,885.27, 16,403.39 and 6,848.53

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Solution

The fourth proportional to 11,885.27, 16,403.39 and 6,848.53 is: 9,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.27 : 16,403.39 = 6,848.53 : x
  2. Step 2: Convert to fraction form
    11,885.27/16,403.39 = 6,848.53/x
  3. Step 3: Cross multiply
    11,885.27x = 16,403.39 × 6,848.53
  4. Step 4: Simplify right side
    11,885.27x = 112,338,992.26
  5. Step 5: Solve for x
    x = 112,338,992.26/11,885.27
  6. Step 6: Final answer
    x = 9,451.95

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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.