Home / 7,052.21-10,576.18-2,120.54

Finding the Fourth Proportional to 7,052.21, 10,576.18 and 2,120.54

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Solution

The fourth proportional to 7,052.21, 10,576.18 and 2,120.54 is: 3,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.21 : 10,576.18 = 2,120.54 : x
  2. Step 2: Convert to fraction form
    7,052.21/10,576.18 = 2,120.54/x
  3. Step 3: Cross multiply
    7,052.21x = 10,576.18 × 2,120.54
  4. Step 4: Simplify right side
    7,052.21x = 22,427,149.25
  5. Step 5: Solve for x
    x = 22,427,149.25/7,052.21
  6. Step 6: Final answer
    x = 3,180.16

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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.