Home / 8,341.37-12,511.61-2,101.38

Finding the Fourth Proportional to 8,341.37, 12,511.61 and 2,101.38

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Solution

The fourth proportional to 8,341.37, 12,511.61 and 2,101.38 is: 3,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.37 : 12,511.61 = 2,101.38 : x
  2. Step 2: Convert to fraction form
    8,341.37/12,511.61 = 2,101.38/x
  3. Step 3: Cross multiply
    8,341.37x = 12,511.61 × 2,101.38
  4. Step 4: Simplify right side
    8,341.37x = 26,291,647.02
  5. Step 5: Solve for x
    x = 26,291,647.02/8,341.37
  6. Step 6: Final answer
    x = 3,151.96

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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.