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Finding the Fourth Proportional to 6,406.93, 9,597.60 and 5,092.90

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Solution

The fourth proportional to 6,406.93, 9,597.60 and 5,092.90 is: 7,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.93 : 9,597.60 = 5,092.90 : x
  2. Step 2: Convert to fraction form
    6,406.93/9,597.60 = 5,092.90/x
  3. Step 3: Cross multiply
    6,406.93x = 9,597.60 × 5,092.90
  4. Step 4: Simplify right side
    6,406.93x = 48,879,617.04
  5. Step 5: Solve for x
    x = 48,879,617.04/6,406.93
  6. Step 6: Final answer
    x = 7,629.18

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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.