Home / 5,441.13-8,161.70-1,337.13

Finding the Fourth Proportional to 5,441.13, 8,161.70 and 1,337.13

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Solution

The fourth proportional to 5,441.13, 8,161.70 and 1,337.13 is: 2,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.13 : 8,161.70 = 1,337.13 : x
  2. Step 2: Convert to fraction form
    5,441.13/8,161.70 = 1,337.13/x
  3. Step 3: Cross multiply
    5,441.13x = 8,161.70 × 1,337.13
  4. Step 4: Simplify right side
    5,441.13x = 10,913,253.92
  5. Step 5: Solve for x
    x = 10,913,253.92/5,441.13
  6. Step 6: Final answer
    x = 2,005.70

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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.