Home / 3,136.26-4,704.48-945.04

Finding the Fourth Proportional to 3,136.26, 4,704.48 and 945.04

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Solution

The fourth proportional to 3,136.26, 4,704.48 and 945.04 is: 1,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.26 : 4,704.48 = 945.04 : x
  2. Step 2: Convert to fraction form
    3,136.26/4,704.48 = 945.04/x
  3. Step 3: Cross multiply
    3,136.26x = 4,704.48 × 945.04
  4. Step 4: Simplify right side
    3,136.26x = 4,445,921.78
  5. Step 5: Solve for x
    x = 4,445,921.78/3,136.26
  6. Step 6: Final answer
    x = 1,417.59

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1.5x scale

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.