Home / 12,136.02-16,745.88-6,830.52

Finding the Fourth Proportional to 12,136.02, 16,745.88 and 6,830.52

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Solution

The fourth proportional to 12,136.02, 16,745.88 and 6,830.52 is: 9,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136.02 : 16,745.88 = 6,830.52 : x
  2. Step 2: Convert to fraction form
    12,136.02/16,745.88 = 6,830.52/x
  3. Step 3: Cross multiply
    12,136.02x = 16,745.88 × 6,830.52
  4. Step 4: Simplify right side
    12,136.02x = 114,383,068.26
  5. Step 5: Solve for x
    x = 114,383,068.26/12,136.02
  6. Step 6: Final answer
    x = 9,425.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.