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Finding the Fourth Proportional to 6,379.54, 9,568.23 and 1,762.54

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Solution

The fourth proportional to 6,379.54, 9,568.23 and 1,762.54 is: 2,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.54 : 9,568.23 = 1,762.54 : x
  2. Step 2: Convert to fraction form
    6,379.54/9,568.23 = 1,762.54/x
  3. Step 3: Cross multiply
    6,379.54x = 9,568.23 × 1,762.54
  4. Step 4: Simplify right side
    6,379.54x = 16,864,388.10
  5. Step 5: Solve for x
    x = 16,864,388.10/6,379.54
  6. Step 6: Final answer
    x = 2,643.51

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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.