Home / 7,910.88-11,856.08-3,225.48

Finding the Fourth Proportional to 7,910.88, 11,856.08 and 3,225.48

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Solution

The fourth proportional to 7,910.88, 11,856.08 and 3,225.48 is: 4,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.88 : 11,856.08 = 3,225.48 : x
  2. Step 2: Convert to fraction form
    7,910.88/11,856.08 = 3,225.48/x
  3. Step 3: Cross multiply
    7,910.88x = 11,856.08 × 3,225.48
  4. Step 4: Simplify right side
    7,910.88x = 38,241,548.92
  5. Step 5: Solve for x
    x = 38,241,548.92/7,910.88
  6. Step 6: Final answer
    x = 4,834.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.