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Finding the Fourth Proportional to 4,576.42, 6,315.42 and 2,480.54

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Solution

The fourth proportional to 4,576.42, 6,315.42 and 2,480.54 is: 3,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.42 : 6,315.42 = 2,480.54 : x
  2. Step 2: Convert to fraction form
    4,576.42/6,315.42 = 2,480.54/x
  3. Step 3: Cross multiply
    4,576.42x = 6,315.42 × 2,480.54
  4. Step 4: Simplify right side
    4,576.42x = 15,665,651.93
  5. Step 5: Solve for x
    x = 15,665,651.93/4,576.42
  6. Step 6: Final answer
    x = 3,423.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.