Home / 7,647.32-11,468.46-2,451.92

Finding the Fourth Proportional to 7,647.32, 11,468.46 and 2,451.92

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Solution

The fourth proportional to 7,647.32, 11,468.46 and 2,451.92 is: 3,677.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.32 : 11,468.46 = 2,451.92 : x
  2. Step 2: Convert to fraction form
    7,647.32/11,468.46 = 2,451.92/x
  3. Step 3: Cross multiply
    7,647.32x = 11,468.46 × 2,451.92
  4. Step 4: Simplify right side
    7,647.32x = 28,119,746.44
  5. Step 5: Solve for x
    x = 28,119,746.44/7,647.32
  6. Step 6: Final answer
    x = 3,677.07

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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.