Home / 6,415.56-9,617.76-2,519.01

Finding the Fourth Proportional to 6,415.56, 9,617.76 and 2,519.01

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Solution

The fourth proportional to 6,415.56, 9,617.76 and 2,519.01 is: 3,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.56 : 9,617.76 = 2,519.01 : x
  2. Step 2: Convert to fraction form
    6,415.56/9,617.76 = 2,519.01/x
  3. Step 3: Cross multiply
    6,415.56x = 9,617.76 × 2,519.01
  4. Step 4: Simplify right side
    6,415.56x = 24,227,233.62
  5. Step 5: Solve for x
    x = 24,227,233.62/6,415.56
  6. Step 6: Final answer
    x = 3,776.32

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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.