Home / 10,902.08-16,350.39-4,659.01

Finding the Fourth Proportional to 10,902.08, 16,350.39 and 4,659.01

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Solution

The fourth proportional to 10,902.08, 16,350.39 and 4,659.01 is: 6,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902.08 : 16,350.39 = 4,659.01 : x
  2. Step 2: Convert to fraction form
    10,902.08/16,350.39 = 4,659.01/x
  3. Step 3: Cross multiply
    10,902.08x = 16,350.39 × 4,659.01
  4. Step 4: Simplify right side
    10,902.08x = 76,176,589.64
  5. Step 5: Solve for x
    x = 76,176,589.64/10,902.08
  6. Step 6: Final answer
    x = 6,987.34

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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.