Home / 4,899.42-7,344.52-2,431.87

Finding the Fourth Proportional to 4,899.42, 7,344.52 and 2,431.87

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Solution

The fourth proportional to 4,899.42, 7,344.52 and 2,431.87 is: 3,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.42 : 7,344.52 = 2,431.87 : x
  2. Step 2: Convert to fraction form
    4,899.42/7,344.52 = 2,431.87/x
  3. Step 3: Cross multiply
    4,899.42x = 7,344.52 × 2,431.87
  4. Step 4: Simplify right side
    4,899.42x = 17,860,893.41
  5. Step 5: Solve for x
    x = 17,860,893.41/4,899.42
  6. Step 6: Final answer
    x = 3,645.51

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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.