Home / 1,814.92-2,715.26-1,582.20

Finding the Fourth Proportional to 1,814.92, 2,715.26 and 1,582.20

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Solution

The fourth proportional to 1,814.92, 2,715.26 and 1,582.20 is: 2,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814.92 : 2,715.26 = 1,582.20 : x
  2. Step 2: Convert to fraction form
    1,814.92/2,715.26 = 1,582.20/x
  3. Step 3: Cross multiply
    1,814.92x = 2,715.26 × 1,582.20
  4. Step 4: Simplify right side
    1,814.92x = 4,296,084.37
  5. Step 5: Solve for x
    x = 4,296,084.37/1,814.92
  6. Step 6: Final answer
    x = 2,367.09

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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.