Home / 5,380.12-8,070.67-2,093.46

Finding the Fourth Proportional to 5,380.12, 8,070.67 and 2,093.46

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Solution

The fourth proportional to 5,380.12, 8,070.67 and 2,093.46 is: 3,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.12 : 8,070.67 = 2,093.46 : x
  2. Step 2: Convert to fraction form
    5,380.12/8,070.67 = 2,093.46/x
  3. Step 3: Cross multiply
    5,380.12x = 8,070.67 × 2,093.46
  4. Step 4: Simplify right side
    5,380.12x = 16,895,597.17
  5. Step 5: Solve for x
    x = 16,895,597.17/5,380.12
  6. Step 6: Final answer
    x = 3,140.37

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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.