Home / 6,781.08-10,150.56-4,405.98

Finding the Fourth Proportional to 6,781.08, 10,150.56 and 4,405.98

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Solution

The fourth proportional to 6,781.08, 10,150.56 and 4,405.98 is: 6,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.08 : 10,150.56 = 4,405.98 : x
  2. Step 2: Convert to fraction form
    6,781.08/10,150.56 = 4,405.98/x
  3. Step 3: Cross multiply
    6,781.08x = 10,150.56 × 4,405.98
  4. Step 4: Simplify right side
    6,781.08x = 44,723,164.35
  5. Step 5: Solve for x
    x = 44,723,164.35/6,781.08
  6. Step 6: Final answer
    x = 6,595.29

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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.