Home / 4,293.74-6,438.78-2,445.72

Finding the Fourth Proportional to 4,293.74, 6,438.78 and 2,445.72

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Solution

The fourth proportional to 4,293.74, 6,438.78 and 2,445.72 is: 3,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.74 : 6,438.78 = 2,445.72 : x
  2. Step 2: Convert to fraction form
    4,293.74/6,438.78 = 2,445.72/x
  3. Step 3: Cross multiply
    4,293.74x = 6,438.78 × 2,445.72
  4. Step 4: Simplify right side
    4,293.74x = 15,747,453.02
  5. Step 5: Solve for x
    x = 15,747,453.02/4,293.74
  6. Step 6: Final answer
    x = 3,667.54

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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.