Home / 12,137.22-16,750.91-6,833.05

Finding the Fourth Proportional to 12,137.22, 16,750.91 and 6,833.05

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Solution

The fourth proportional to 12,137.22, 16,750.91 and 6,833.05 is: 9,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137.22 : 16,750.91 = 6,833.05 : x
  2. Step 2: Convert to fraction form
    12,137.22/16,750.91 = 6,833.05/x
  3. Step 3: Cross multiply
    12,137.22x = 16,750.91 × 6,833.05
  4. Step 4: Simplify right side
    12,137.22x = 114,459,805.58
  5. Step 5: Solve for x
    x = 114,459,805.58/12,137.22
  6. Step 6: Final answer
    x = 9,430.48

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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.