Home / 1,867.86-2,801.79-1,136.03

Finding the Fourth Proportional to 1,867.86, 2,801.79 and 1,136.03

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Solution

The fourth proportional to 1,867.86, 2,801.79 and 1,136.03 is: 1,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.86 : 2,801.79 = 1,136.03 : x
  2. Step 2: Convert to fraction form
    1,867.86/2,801.79 = 1,136.03/x
  3. Step 3: Cross multiply
    1,867.86x = 2,801.79 × 1,136.03
  4. Step 4: Simplify right side
    1,867.86x = 3,182,903.48
  5. Step 5: Solve for x
    x = 3,182,903.48/1,867.86
  6. Step 6: Final answer
    x = 1,704.04

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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.