Home / 4,268.29-6,402.37-1,671.20

Finding the Fourth Proportional to 4,268.29, 6,402.37 and 1,671.20

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Solution

The fourth proportional to 4,268.29, 6,402.37 and 1,671.20 is: 2,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.29 : 6,402.37 = 1,671.20 : x
  2. Step 2: Convert to fraction form
    4,268.29/6,402.37 = 1,671.20/x
  3. Step 3: Cross multiply
    4,268.29x = 6,402.37 × 1,671.20
  4. Step 4: Simplify right side
    4,268.29x = 10,699,640.74
  5. Step 5: Solve for x
    x = 10,699,640.74/4,268.29
  6. Step 6: Final answer
    x = 2,506.77

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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.