Home / 10,800.17-16,189.13-4,135.10

Finding the Fourth Proportional to 10,800.17, 16,189.13 and 4,135.10

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Solution

The fourth proportional to 10,800.17, 16,189.13 and 4,135.10 is: 6,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.17 : 16,189.13 = 4,135.10 : x
  2. Step 2: Convert to fraction form
    10,800.17/16,189.13 = 4,135.10/x
  3. Step 3: Cross multiply
    10,800.17x = 16,189.13 × 4,135.10
  4. Step 4: Simplify right side
    10,800.17x = 66,943,569.84
  5. Step 5: Solve for x
    x = 66,943,569.84/10,800.17
  6. Step 6: Final answer
    x = 6,198.38

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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.