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Finding the Fourth Proportional to 8,416.95, 12,625.42 and 2,573.51

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Solution

The fourth proportional to 8,416.95, 12,625.42 and 2,573.51 is: 3,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.95 : 12,625.42 = 2,573.51 : x
  2. Step 2: Convert to fraction form
    8,416.95/12,625.42 = 2,573.51/x
  3. Step 3: Cross multiply
    8,416.95x = 12,625.42 × 2,573.51
  4. Step 4: Simplify right side
    8,416.95x = 32,491,579.89
  5. Step 5: Solve for x
    x = 32,491,579.89/8,416.95
  6. Step 6: Final answer
    x = 3,860.26

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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.