Home / 12,524.72-18,787.08-3,290

Finding the Fourth Proportional to 12,524.72, 18,787.08 and 3,290

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Solution

The fourth proportional to 12,524.72, 18,787.08 and 3,290 is: 4,935.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.72 : 18,787.08 = 3,290 : x
  2. Step 2: Convert to fraction form
    12,524.72/18,787.08 = 3,290/x
  3. Step 3: Cross multiply
    12,524.72x = 18,787.08 × 3,290
  4. Step 4: Simplify right side
    12,524.72x = 61,809,493.20
  5. Step 5: Solve for x
    x = 61,809,493.20/12,524.72
  6. Step 6: Final answer
    x = 4,935.00

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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.