Home / 1,684.60-2,525.34-1,136.94

Finding the Fourth Proportional to 1,684.60, 2,525.34 and 1,136.94

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Solution

The fourth proportional to 1,684.60, 2,525.34 and 1,136.94 is: 1,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.60 : 2,525.34 = 1,136.94 : x
  2. Step 2: Convert to fraction form
    1,684.60/2,525.34 = 1,136.94/x
  3. Step 3: Cross multiply
    1,684.60x = 2,525.34 × 1,136.94
  4. Step 4: Simplify right side
    1,684.60x = 2,871,160.06
  5. Step 5: Solve for x
    x = 2,871,160.06/1,684.60
  6. Step 6: Final answer
    x = 1,704.36

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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.