Home / 5,858.47-8,781.45-2,734.84

Finding the Fourth Proportional to 5,858.47, 8,781.45 and 2,734.84

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Solution

The fourth proportional to 5,858.47, 8,781.45 and 2,734.84 is: 4,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.47 : 8,781.45 = 2,734.84 : x
  2. Step 2: Convert to fraction form
    5,858.47/8,781.45 = 2,734.84/x
  3. Step 3: Cross multiply
    5,858.47x = 8,781.45 × 2,734.84
  4. Step 4: Simplify right side
    5,858.47x = 24,015,860.72
  5. Step 5: Solve for x
    x = 24,015,860.72/5,858.47
  6. Step 6: Final answer
    x = 4,099.34

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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.