Home / 2,405.30-3,607.94-1,588.71

Finding the Fourth Proportional to 2,405.30, 3,607.94 and 1,588.71

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Solution

The fourth proportional to 2,405.30, 3,607.94 and 1,588.71 is: 2,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.30 : 3,607.94 = 1,588.71 : x
  2. Step 2: Convert to fraction form
    2,405.30/3,607.94 = 1,588.71/x
  3. Step 3: Cross multiply
    2,405.30x = 3,607.94 × 1,588.71
  4. Step 4: Simplify right side
    2,405.30x = 5,731,987.86
  5. Step 5: Solve for x
    x = 5,731,987.86/2,405.30
  6. Step 6: Final answer
    x = 2,383.07

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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.