Home / 2,620.13-3,617.60-1,835.24

Finding the Fourth Proportional to 2,620.13, 3,617.60 and 1,835.24

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Solution

The fourth proportional to 2,620.13, 3,617.60 and 1,835.24 is: 2,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.13 : 3,617.60 = 1,835.24 : x
  2. Step 2: Convert to fraction form
    2,620.13/3,617.60 = 1,835.24/x
  3. Step 3: Cross multiply
    2,620.13x = 3,617.60 × 1,835.24
  4. Step 4: Simplify right side
    2,620.13x = 6,639,136.96
  5. Step 5: Solve for x
    x = 6,639,136.96/2,620.13
  6. Step 6: Final answer
    x = 2,533.90

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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.