Home / 4,268.63-6,405.65-1,671.50

Finding the Fourth Proportional to 4,268.63, 6,405.65 and 1,671.50

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Solution

The fourth proportional to 4,268.63, 6,405.65 and 1,671.50 is: 2,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.63 : 6,405.65 = 1,671.50 : x
  2. Step 2: Convert to fraction form
    4,268.63/6,405.65 = 1,671.50/x
  3. Step 3: Cross multiply
    4,268.63x = 6,405.65 × 1,671.50
  4. Step 4: Simplify right side
    4,268.63x = 10,707,043.98
  5. Step 5: Solve for x
    x = 10,707,043.98/4,268.63
  6. Step 6: Final answer
    x = 2,508.31

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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.