Home / 10,745.99-16,114.88-4,171.32

Finding the Fourth Proportional to 10,745.99, 16,114.88 and 4,171.32

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Solution

The fourth proportional to 10,745.99, 16,114.88 and 4,171.32 is: 6,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.99 : 16,114.88 = 4,171.32 : x
  2. Step 2: Convert to fraction form
    10,745.99/16,114.88 = 4,171.32/x
  3. Step 3: Cross multiply
    10,745.99x = 16,114.88 × 4,171.32
  4. Step 4: Simplify right side
    10,745.99x = 67,220,300.39
  5. Step 5: Solve for x
    x = 67,220,300.39/10,745.99
  6. Step 6: Final answer
    x = 6,255.39

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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.