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Finding the Fourth Proportional to 6,406.46, 9,607.86 and 4,062.92

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Solution

The fourth proportional to 6,406.46, 9,607.86 and 4,062.92 is: 6,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.46 : 9,607.86 = 4,062.92 : x
  2. Step 2: Convert to fraction form
    6,406.46/9,607.86 = 4,062.92/x
  3. Step 3: Cross multiply
    6,406.46x = 9,607.86 × 4,062.92
  4. Step 4: Simplify right side
    6,406.46x = 39,035,990.57
  5. Step 5: Solve for x
    x = 39,035,990.57/6,406.46
  6. Step 6: Final answer
    x = 6,093.23

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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.