Home / 5,136.30-7,704.45-4,601.70

Finding the Fourth Proportional to 5,136.30, 7,704.45 and 4,601.70

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Solution

The fourth proportional to 5,136.30, 7,704.45 and 4,601.70 is: 6,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.30 : 7,704.45 = 4,601.70 : x
  2. Step 2: Convert to fraction form
    5,136.30/7,704.45 = 4,601.70/x
  3. Step 3: Cross multiply
    5,136.30x = 7,704.45 × 4,601.70
  4. Step 4: Simplify right side
    5,136.30x = 35,453,567.57
  5. Step 5: Solve for x
    x = 35,453,567.57/5,136.30
  6. Step 6: Final answer
    x = 6,902.55

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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.