Home / 12,588.58-18,865.84-4,793.14

Finding the Fourth Proportional to 12,588.58, 18,865.84 and 4,793.14

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Solution

The fourth proportional to 12,588.58, 18,865.84 and 4,793.14 is: 7,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588.58 : 18,865.84 = 4,793.14 : x
  2. Step 2: Convert to fraction form
    12,588.58/18,865.84 = 4,793.14/x
  3. Step 3: Cross multiply
    12,588.58x = 18,865.84 × 4,793.14
  4. Step 4: Simplify right side
    12,588.58x = 90,426,612.34
  5. Step 5: Solve for x
    x = 90,426,612.34/12,588.58
  6. Step 6: Final answer
    x = 7,183.23

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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.