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Finding the Fourth Proportional to 8,046.85, 12,065.79 and 4,095.67

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Solution

The fourth proportional to 8,046.85, 12,065.79 and 4,095.67 is: 6,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.85 : 12,065.79 = 4,095.67 : x
  2. Step 2: Convert to fraction form
    8,046.85/12,065.79 = 4,095.67/x
  3. Step 3: Cross multiply
    8,046.85x = 12,065.79 × 4,095.67
  4. Step 4: Simplify right side
    8,046.85x = 49,417,494.13
  5. Step 5: Solve for x
    x = 49,417,494.13/8,046.85
  6. Step 6: Final answer
    x = 6,141.22

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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.