Home / 3,134.26-4,325.18-1,808.02

Finding the Fourth Proportional to 3,134.26, 4,325.18 and 1,808.02

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Solution

The fourth proportional to 3,134.26, 4,325.18 and 1,808.02 is: 2,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.26 : 4,325.18 = 1,808.02 : x
  2. Step 2: Convert to fraction form
    3,134.26/4,325.18 = 1,808.02/x
  3. Step 3: Cross multiply
    3,134.26x = 4,325.18 × 1,808.02
  4. Step 4: Simplify right side
    3,134.26x = 7,820,011.94
  5. Step 5: Solve for x
    x = 7,820,011.94/3,134.26
  6. Step 6: Final answer
    x = 2,495.01

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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.