Home / 6,417.18-8,855.62-3,584.61

Finding the Fourth Proportional to 6,417.18, 8,855.62 and 3,584.61

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Solution

The fourth proportional to 6,417.18, 8,855.62 and 3,584.61 is: 4,946.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.18 : 8,855.62 = 3,584.61 : x
  2. Step 2: Convert to fraction form
    6,417.18/8,855.62 = 3,584.61/x
  3. Step 3: Cross multiply
    6,417.18x = 8,855.62 × 3,584.61
  4. Step 4: Simplify right side
    6,417.18x = 31,743,944.01
  5. Step 5: Solve for x
    x = 31,743,944.01/6,417.18
  6. Step 6: Final answer
    x = 4,946.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.