Home / 2,260.77-3,115.63-1,762.62

Finding the Fourth Proportional to 2,260.77, 3,115.63 and 1,762.62

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Solution

The fourth proportional to 2,260.77, 3,115.63 and 1,762.62 is: 2,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.77 : 3,115.63 = 1,762.62 : x
  2. Step 2: Convert to fraction form
    2,260.77/3,115.63 = 1,762.62/x
  3. Step 3: Cross multiply
    2,260.77x = 3,115.63 × 1,762.62
  4. Step 4: Simplify right side
    2,260.77x = 5,491,671.75
  5. Step 5: Solve for x
    x = 5,491,671.75/2,260.77
  6. Step 6: Final answer
    x = 2,429.12

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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.