Home / 8,416.05-12,625.44-3,152.91

Finding the Fourth Proportional to 8,416.05, 12,625.44 and 3,152.91

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Solution

The fourth proportional to 8,416.05, 12,625.44 and 3,152.91 is: 4,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.05 : 12,625.44 = 3,152.91 : x
  2. Step 2: Convert to fraction form
    8,416.05/12,625.44 = 3,152.91/x
  3. Step 3: Cross multiply
    8,416.05x = 12,625.44 × 3,152.91
  4. Step 4: Simplify right side
    8,416.05x = 39,806,876.03
  5. Step 5: Solve for x
    x = 39,806,876.03/8,416.05
  6. Step 6: Final answer
    x = 4,729.88

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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.