Home / 4,953.42-7,428.94-1,442.48

Finding the Fourth Proportional to 4,953.42, 7,428.94 and 1,442.48

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Solution

The fourth proportional to 4,953.42, 7,428.94 and 1,442.48 is: 2,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.42 : 7,428.94 = 1,442.48 : x
  2. Step 2: Convert to fraction form
    4,953.42/7,428.94 = 1,442.48/x
  3. Step 3: Cross multiply
    4,953.42x = 7,428.94 × 1,442.48
  4. Step 4: Simplify right side
    4,953.42x = 10,716,056.62
  5. Step 5: Solve for x
    x = 10,716,056.62/4,953.42
  6. Step 6: Final answer
    x = 2,163.37

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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.