Home / 6,905.79-10,349.57-2,519.03

Finding the Fourth Proportional to 6,905.79, 10,349.57 and 2,519.03

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Solution

The fourth proportional to 6,905.79, 10,349.57 and 2,519.03 is: 3,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.79 : 10,349.57 = 2,519.03 : x
  2. Step 2: Convert to fraction form
    6,905.79/10,349.57 = 2,519.03/x
  3. Step 3: Cross multiply
    6,905.79x = 10,349.57 × 2,519.03
  4. Step 4: Simplify right side
    6,905.79x = 26,070,909.49
  5. Step 5: Solve for x
    x = 26,070,909.49/6,905.79
  6. Step 6: Final answer
    x = 3,775.22

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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.