Home / 7,052.10-10,574.73-2,120.82

Finding the Fourth Proportional to 7,052.10, 10,574.73 and 2,120.82

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Solution

The fourth proportional to 7,052.10, 10,574.73 and 2,120.82 is: 3,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.10 : 10,574.73 = 2,120.82 : x
  2. Step 2: Convert to fraction form
    7,052.10/10,574.73 = 2,120.82/x
  3. Step 3: Cross multiply
    7,052.10x = 10,574.73 × 2,120.82
  4. Step 4: Simplify right side
    7,052.10x = 22,427,098.88
  5. Step 5: Solve for x
    x = 22,427,098.88/7,052.10
  6. Step 6: Final answer
    x = 3,180.20

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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.