Home / 10,430.44-15,651.70-3,861.24

Finding the Fourth Proportional to 10,430.44, 15,651.70 and 3,861.24

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Solution

The fourth proportional to 10,430.44, 15,651.70 and 3,861.24 is: 5,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.44 : 15,651.70 = 3,861.24 : x
  2. Step 2: Convert to fraction form
    10,430.44/15,651.70 = 3,861.24/x
  3. Step 3: Cross multiply
    10,430.44x = 15,651.70 × 3,861.24
  4. Step 4: Simplify right side
    10,430.44x = 60,434,970.11
  5. Step 5: Solve for x
    x = 60,434,970.11/10,430.44
  6. Step 6: Final answer
    x = 5,794.10

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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.