Home / 5,901.84-8,145.72-4,132.80

Finding the Fourth Proportional to 5,901.84, 8,145.72 and 4,132.80

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Solution

The fourth proportional to 5,901.84, 8,145.72 and 4,132.80 is: 5,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.84 : 8,145.72 = 4,132.80 : x
  2. Step 2: Convert to fraction form
    5,901.84/8,145.72 = 4,132.80/x
  3. Step 3: Cross multiply
    5,901.84x = 8,145.72 × 4,132.80
  4. Step 4: Simplify right side
    5,901.84x = 33,664,631.62
  5. Step 5: Solve for x
    x = 33,664,631.62/5,901.84
  6. Step 6: Final answer
    x = 5,704.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.