Home / 4,172.87-6,260.39-1,575.83

Finding the Fourth Proportional to 4,172.87, 6,260.39 and 1,575.83

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Solution

The fourth proportional to 4,172.87, 6,260.39 and 1,575.83 is: 2,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.87 : 6,260.39 = 1,575.83 : x
  2. Step 2: Convert to fraction form
    4,172.87/6,260.39 = 1,575.83/x
  3. Step 3: Cross multiply
    4,172.87x = 6,260.39 × 1,575.83
  4. Step 4: Simplify right side
    4,172.87x = 9,865,310.37
  5. Step 5: Solve for x
    x = 9,865,310.37/4,172.87
  6. Step 6: Final answer
    x = 2,364.15

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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.