Home / 3,455.33-4,771.51-2,516.54

Finding the Fourth Proportional to 3,455.33, 4,771.51 and 2,516.54

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Solution

The fourth proportional to 3,455.33, 4,771.51 and 2,516.54 is: 3,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.33 : 4,771.51 = 2,516.54 : x
  2. Step 2: Convert to fraction form
    3,455.33/4,771.51 = 2,516.54/x
  3. Step 3: Cross multiply
    3,455.33x = 4,771.51 × 2,516.54
  4. Step 4: Simplify right side
    3,455.33x = 12,007,665.63
  5. Step 5: Solve for x
    x = 12,007,665.63/3,455.33
  6. Step 6: Final answer
    x = 3,475.12

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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.