Home / 11,708.06-16,156.82-6,402.53

Finding the Fourth Proportional to 11,708.06, 16,156.82 and 6,402.53

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Solution

The fourth proportional to 11,708.06, 16,156.82 and 6,402.53 is: 8,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.06 : 16,156.82 = 6,402.53 : x
  2. Step 2: Convert to fraction form
    11,708.06/16,156.82 = 6,402.53/x
  3. Step 3: Cross multiply
    11,708.06x = 16,156.82 × 6,402.53
  4. Step 4: Simplify right side
    11,708.06x = 103,444,524.75
  5. Step 5: Solve for x
    x = 103,444,524.75/11,708.06
  6. Step 6: Final answer
    x = 8,835.33

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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.