Home / 4,127.08-6,190.98-1,529.80

Finding the Fourth Proportional to 4,127.08, 6,190.98 and 1,529.80

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Solution

The fourth proportional to 4,127.08, 6,190.98 and 1,529.80 is: 2,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.08 : 6,190.98 = 1,529.80 : x
  2. Step 2: Convert to fraction form
    4,127.08/6,190.98 = 1,529.80/x
  3. Step 3: Cross multiply
    4,127.08x = 6,190.98 × 1,529.80
  4. Step 4: Simplify right side
    4,127.08x = 9,470,961.20
  5. Step 5: Solve for x
    x = 9,470,961.20/4,127.08
  6. Step 6: Final answer
    x = 2,294.83

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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.