Home / 6,776.82-10,149.02-4,303.90

Finding the Fourth Proportional to 6,776.82, 10,149.02 and 4,303.90

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Solution

The fourth proportional to 6,776.82, 10,149.02 and 4,303.90 is: 6,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.82 : 10,149.02 = 4,303.90 : x
  2. Step 2: Convert to fraction form
    6,776.82/10,149.02 = 4,303.90/x
  3. Step 3: Cross multiply
    6,776.82x = 10,149.02 × 4,303.90
  4. Step 4: Simplify right side
    6,776.82x = 43,680,367.18
  5. Step 5: Solve for x
    x = 43,680,367.18/6,776.82
  6. Step 6: Final answer
    x = 6,445.56

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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.