Home / 10,490.52-15,742.96-4,334.52

Finding the Fourth Proportional to 10,490.52, 15,742.96 and 4,334.52

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Solution

The fourth proportional to 10,490.52, 15,742.96 and 4,334.52 is: 6,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.52 : 15,742.96 = 4,334.52 : x
  2. Step 2: Convert to fraction form
    10,490.52/15,742.96 = 4,334.52/x
  3. Step 3: Cross multiply
    10,490.52x = 15,742.96 × 4,334.52
  4. Step 4: Simplify right side
    10,490.52x = 68,238,174.98
  5. Step 5: Solve for x
    x = 68,238,174.98/10,490.52
  6. Step 6: Final answer
    x = 6,504.75

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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.