Home / 5,664.76-8,499.32-2,742.84

Finding the Fourth Proportional to 5,664.76, 8,499.32 and 2,742.84

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Solution

The fourth proportional to 5,664.76, 8,499.32 and 2,742.84 is: 4,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.76 : 8,499.32 = 2,742.84 : x
  2. Step 2: Convert to fraction form
    5,664.76/8,499.32 = 2,742.84/x
  3. Step 3: Cross multiply
    5,664.76x = 8,499.32 × 2,742.84
  4. Step 4: Simplify right side
    5,664.76x = 23,312,274.87
  5. Step 5: Solve for x
    x = 23,312,274.87/5,664.76
  6. Step 6: Final answer
    x = 4,115.32

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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.