Home / 4,293.57-6,440.46-2,431.38

Finding the Fourth Proportional to 4,293.57, 6,440.46 and 2,431.38

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Solution

The fourth proportional to 4,293.57, 6,440.46 and 2,431.38 is: 3,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.57 : 6,440.46 = 2,431.38 : x
  2. Step 2: Convert to fraction form
    4,293.57/6,440.46 = 2,431.38/x
  3. Step 3: Cross multiply
    4,293.57x = 6,440.46 × 2,431.38
  4. Step 4: Simplify right side
    4,293.57x = 15,659,193.48
  5. Step 5: Solve for x
    x = 15,659,193.48/4,293.57
  6. Step 6: Final answer
    x = 3,647.13

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1.5x scale

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.