Home / 4,625.11-6,938.69-2,158.58

Finding the Fourth Proportional to 4,625.11, 6,938.69 and 2,158.58

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Solution

The fourth proportional to 4,625.11, 6,938.69 and 2,158.58 is: 3,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.11 : 6,938.69 = 2,158.58 : x
  2. Step 2: Convert to fraction form
    4,625.11/6,938.69 = 2,158.58/x
  3. Step 3: Cross multiply
    4,625.11x = 6,938.69 × 2,158.58
  4. Step 4: Simplify right side
    4,625.11x = 14,977,730.09
  5. Step 5: Solve for x
    x = 14,977,730.09/4,625.11
  6. Step 6: Final answer
    x = 3,238.35

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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.