Home / 4,287.93-6,428.45-3,941.94

Finding the Fourth Proportional to 4,287.93, 6,428.45 and 3,941.94

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Solution

The fourth proportional to 4,287.93, 6,428.45 and 3,941.94 is: 5,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.93 : 6,428.45 = 3,941.94 : x
  2. Step 2: Convert to fraction form
    4,287.93/6,428.45 = 3,941.94/x
  3. Step 3: Cross multiply
    4,287.93x = 6,428.45 × 3,941.94
  4. Step 4: Simplify right side
    4,287.93x = 25,340,544.48
  5. Step 5: Solve for x
    x = 25,340,544.48/4,287.93
  6. Step 6: Final answer
    x = 5,909.74

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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.