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Finding the Fourth Proportional to 6,260.46, 9,390.99 and 5,162.79

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Solution

The fourth proportional to 6,260.46, 9,390.99 and 5,162.79 is: 7,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.46 : 9,390.99 = 5,162.79 : x
  2. Step 2: Convert to fraction form
    6,260.46/9,390.99 = 5,162.79/x
  3. Step 3: Cross multiply
    6,260.46x = 9,390.99 × 5,162.79
  4. Step 4: Simplify right side
    6,260.46x = 48,483,709.26
  5. Step 5: Solve for x
    x = 48,483,709.26/6,260.46
  6. Step 6: Final answer
    x = 7,744.43

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1.5x scale

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.