Home / 8,477.92-12,716.61-2,632.96

Finding the Fourth Proportional to 8,477.92, 12,716.61 and 2,632.96

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Solution

The fourth proportional to 8,477.92, 12,716.61 and 2,632.96 is: 3,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.92 : 12,716.61 = 2,632.96 : x
  2. Step 2: Convert to fraction form
    8,477.92/12,716.61 = 2,632.96/x
  3. Step 3: Cross multiply
    8,477.92x = 12,716.61 × 2,632.96
  4. Step 4: Simplify right side
    8,477.92x = 33,482,325.47
  5. Step 5: Solve for x
    x = 33,482,325.47/8,477.92
  6. Step 6: Final answer
    x = 3,949.36

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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.