Home / 10,246.20-15,369.30-3,670.02

Finding the Fourth Proportional to 10,246.20, 15,369.30 and 3,670.02

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Solution

The fourth proportional to 10,246.20, 15,369.30 and 3,670.02 is: 5,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.20 : 15,369.30 = 3,670.02 : x
  2. Step 2: Convert to fraction form
    10,246.20/15,369.30 = 3,670.02/x
  3. Step 3: Cross multiply
    10,246.20x = 15,369.30 × 3,670.02
  4. Step 4: Simplify right side
    10,246.20x = 56,405,638.39
  5. Step 5: Solve for x
    x = 56,405,638.39/10,246.20
  6. Step 6: Final answer
    x = 5,505.03

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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.