Home / 12,252.96-18,377.01-3,485.52

Finding the Fourth Proportional to 12,252.96, 18,377.01 and 3,485.52

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Solution

The fourth proportional to 12,252.96, 18,377.01 and 3,485.52 is: 5,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.96 : 18,377.01 = 3,485.52 : x
  2. Step 2: Convert to fraction form
    12,252.96/18,377.01 = 3,485.52/x
  3. Step 3: Cross multiply
    12,252.96x = 18,377.01 × 3,485.52
  4. Step 4: Simplify right side
    12,252.96x = 64,053,435.90
  5. Step 5: Solve for x
    x = 64,053,435.90/12,252.96
  6. Step 6: Final answer
    x = 5,227.59

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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.