Home / 10,659.62-15,982.58-4,423.93

Finding the Fourth Proportional to 10,659.62, 15,982.58 and 4,423.93

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Solution

The fourth proportional to 10,659.62, 15,982.58 and 4,423.93 is: 6,633.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.62 : 15,982.58 = 4,423.93 : x
  2. Step 2: Convert to fraction form
    10,659.62/15,982.58 = 4,423.93/x
  3. Step 3: Cross multiply
    10,659.62x = 15,982.58 × 4,423.93
  4. Step 4: Simplify right side
    10,659.62x = 70,705,876.14
  5. Step 5: Solve for x
    x = 70,705,876.14/10,659.62
  6. Step 6: Final answer
    x = 6,633.06

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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.