Home / 3,438.54-5,152.56-2,453.10

Finding the Fourth Proportional to 3,438.54, 5,152.56 and 2,453.10

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Solution

The fourth proportional to 3,438.54, 5,152.56 and 2,453.10 is: 3,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.54 : 5,152.56 = 2,453.10 : x
  2. Step 2: Convert to fraction form
    3,438.54/5,152.56 = 2,453.10/x
  3. Step 3: Cross multiply
    3,438.54x = 5,152.56 × 2,453.10
  4. Step 4: Simplify right side
    3,438.54x = 12,639,744.94
  5. Step 5: Solve for x
    x = 12,639,744.94/3,438.54
  6. Step 6: Final answer
    x = 3,675.90

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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.