Home / 4,942.01-7,412.88-1,432.01

Finding the Fourth Proportional to 4,942.01, 7,412.88 and 1,432.01

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Solution

The fourth proportional to 4,942.01, 7,412.88 and 1,432.01 is: 2,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.01 : 7,412.88 = 1,432.01 : x
  2. Step 2: Convert to fraction form
    4,942.01/7,412.88 = 1,432.01/x
  3. Step 3: Cross multiply
    4,942.01x = 7,412.88 × 1,432.01
  4. Step 4: Simplify right side
    4,942.01x = 10,615,318.29
  5. Step 5: Solve for x
    x = 10,615,318.29/4,942.01
  6. Step 6: Final answer
    x = 2,147.98

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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.