Home / 12,256.12-16,912.59-6,951.79

Finding the Fourth Proportional to 12,256.12, 16,912.59 and 6,951.79

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Solution

The fourth proportional to 12,256.12, 16,912.59 and 6,951.79 is: 9,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.12 : 16,912.59 = 6,951.79 : x
  2. Step 2: Convert to fraction form
    12,256.12/16,912.59 = 6,951.79/x
  3. Step 3: Cross multiply
    12,256.12x = 16,912.59 × 6,951.79
  4. Step 4: Simplify right side
    12,256.12x = 117,572,774.04
  5. Step 5: Solve for x
    x = 117,572,774.04/12,256.12
  6. Step 6: Final answer
    x = 9,592.98

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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.