Home / 4,687.68-7,029.40-2,495.92

Finding the Fourth Proportional to 4,687.68, 7,029.40 and 2,495.92

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Solution

The fourth proportional to 4,687.68, 7,029.40 and 2,495.92 is: 3,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.68 : 7,029.40 = 2,495.92 : x
  2. Step 2: Convert to fraction form
    4,687.68/7,029.40 = 2,495.92/x
  3. Step 3: Cross multiply
    4,687.68x = 7,029.40 × 2,495.92
  4. Step 4: Simplify right side
    4,687.68x = 17,544,820.05
  5. Step 5: Solve for x
    x = 17,544,820.05/4,687.68
  6. Step 6: Final answer
    x = 3,742.75

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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.