Home / 4,268.63-6,400.71-1,926.62

Finding the Fourth Proportional to 4,268.63, 6,400.71 and 1,926.62

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Solution

The fourth proportional to 4,268.63, 6,400.71 and 1,926.62 is: 2,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.63 : 6,400.71 = 1,926.62 : x
  2. Step 2: Convert to fraction form
    4,268.63/6,400.71 = 1,926.62/x
  3. Step 3: Cross multiply
    4,268.63x = 6,400.71 × 1,926.62
  4. Step 4: Simplify right side
    4,268.63x = 12,331,703.90
  5. Step 5: Solve for x
    x = 12,331,703.90/4,268.63
  6. Step 6: Final answer
    x = 2,888.92

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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.