Home / 4,126.86-6,189.62-1,353.49

Finding the Fourth Proportional to 4,126.86, 6,189.62 and 1,353.49

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Solution

The fourth proportional to 4,126.86, 6,189.62 and 1,353.49 is: 2,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.86 : 6,189.62 = 1,353.49 : x
  2. Step 2: Convert to fraction form
    4,126.86/6,189.62 = 1,353.49/x
  3. Step 3: Cross multiply
    4,126.86x = 6,189.62 × 1,353.49
  4. Step 4: Simplify right side
    4,126.86x = 8,377,588.77
  5. Step 5: Solve for x
    x = 8,377,588.77/4,126.86
  6. Step 6: Final answer
    x = 2,030.02

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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.