Home / 10,800.68-16,184.82-7,512.08

Finding the Fourth Proportional to 10,800.68, 16,184.82 and 7,512.08

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Solution

The fourth proportional to 10,800.68, 16,184.82 and 7,512.08 is: 11,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.68 : 16,184.82 = 7,512.08 : x
  2. Step 2: Convert to fraction form
    10,800.68/16,184.82 = 7,512.08/x
  3. Step 3: Cross multiply
    10,800.68x = 16,184.82 × 7,512.08
  4. Step 4: Simplify right side
    10,800.68x = 121,581,662.63
  5. Step 5: Solve for x
    x = 121,581,662.63/10,800.68
  6. Step 6: Final answer
    x = 11,256.85

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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.