Home / 4,757.26-7,136.28-1,247.26

Finding the Fourth Proportional to 4,757.26, 7,136.28 and 1,247.26

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Solution

The fourth proportional to 4,757.26, 7,136.28 and 1,247.26 is: 1,870.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.26 : 7,136.28 = 1,247.26 : x
  2. Step 2: Convert to fraction form
    4,757.26/7,136.28 = 1,247.26/x
  3. Step 3: Cross multiply
    4,757.26x = 7,136.28 × 1,247.26
  4. Step 4: Simplify right side
    4,757.26x = 8,900,796.59
  5. Step 5: Solve for x
    x = 8,900,796.59/4,757.26
  6. Step 6: Final answer
    x = 1,870.99

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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.