Home / 1,664.27-2,494.01-1,144.86

Finding the Fourth Proportional to 1,664.27, 2,494.01 and 1,144.86

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Solution

The fourth proportional to 1,664.27, 2,494.01 and 1,144.86 is: 1,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.27 : 2,494.01 = 1,144.86 : x
  2. Step 2: Convert to fraction form
    1,664.27/2,494.01 = 1,144.86/x
  3. Step 3: Cross multiply
    1,664.27x = 2,494.01 × 1,144.86
  4. Step 4: Simplify right side
    1,664.27x = 2,855,281.50
  5. Step 5: Solve for x
    x = 2,855,281.50/1,664.27
  6. Step 6: Final answer
    x = 1,715.64

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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.