Home / 3,516.32-5,272.68-1,873.28

Finding the Fourth Proportional to 3,516.32, 5,272.68 and 1,873.28

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Solution

The fourth proportional to 3,516.32, 5,272.68 and 1,873.28 is: 2,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.32 : 5,272.68 = 1,873.28 : x
  2. Step 2: Convert to fraction form
    3,516.32/5,272.68 = 1,873.28/x
  3. Step 3: Cross multiply
    3,516.32x = 5,272.68 × 1,873.28
  4. Step 4: Simplify right side
    3,516.32x = 9,877,205.99
  5. Step 5: Solve for x
    x = 9,877,205.99/3,516.32
  6. Step 6: Final answer
    x = 2,808.96

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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.